Aid to Bible Understanding

Aid to Bible Understanding adalah ensiklopedia Alkitab pertama dari Saksi-Saksi Yehuwa setebal 1698 halaman. Buku ini pertama kali diterbitkan pada tahun 1969 oleh Watchtower Bible and Tract Society of New York, Inc., lalu direvisi pada tahun 1971. Ensiklopedia Alkitab ini digantikan oleh Pemahaman Alkitab pada tahun 1988. Buku ini dikenal dengan sebutan Buku Aid Book.

Buku ini menyadur kepada 42 Terjemahan Alkitab:

• The Anchor Bible (1964), W. F. Albright and D. N. Freedman, general editors.
• American Standard Version (1901), American Revision Committee.
• The Bible - An American Translation (1935), J. M. Powis Smith and Edgar J. Goodspeed.
• Authorized or King James Version (1611).
• Versión Critica (1947), José Maria Bover and Franciso Cantera Burgos.
• A Translation in the Language of the People (1950), Charles B. Williams.
• Catholic Confraternity Version (1941, 1952).
• A New Translation in Plain English (1963), Charles K. Williams.
• La Sainte Bible (1923), A. Crampon.
• The 'Holy Scriptures' (1882), J. N. Darby.
• La Sainte Bible (1884), Drioux.
• Catholic Douay Version (1609).
• The Emphatic Diaglott (1942), Benjamin Wilson.
• Elberfelder Bibel (1905).
• English Revised Version (1885).
• The Holy Bible in Modern English (1903), Ferrar Fenton.
• The Jerusalem Bible (1966), Alexander Jones, general editor.
• The Holy Scriptures (1917), Jewish Publication Society of America.
• The Holy Bible (1955), Ronald A. Knox.
• The Holy Bible from Ancient Eastern Manuscripts (1957), George M. Lamsa.
• The Twenty-four Books of the Holy Criptures (1853), Isaac Leeser.
• Greek Septuagint Version.
• A New Translation of the Bible (1935), James Moffatt.
• The Modern Reader's Bible (1907), Richard G. Moulton, editor.
• Sagrada Biblia (1944), Eloíno Nácar Fuster and Alberto Colunga.
• The New English Bible (1961).
• New World Translation of the Holy Scriptures (1961).
• The New Testament in Modern English (1958), J. B. Phillips.
• The Emphasised Bible (1897), Joseph B. Rotherdam.
• Revised Standard Version (1952).
• Samaritan Pentateuch.
• The Authentic New Testament (1958), Hugh J. Schonfield.
• The New Testament (1859), Samuel Sharpe.
• The New Testament of Our Lord and Saviour Jesus Christ (1937), Francis Aloysius Spencer.
• Syriac Peshitta.
• Greek translation made by Symmachus.
• The Twentieth Century New Testament (1898, 1900, 1901).
• Today's English Version (1966), Robert G. Bratcher.
• Latin Vulgate, Jerome.
• Versión Moderna (1893).
• The New Testament in Modern Speech (1902), Richard Francis Weymouth.
• The Holy Bible (1862), Robert Young.