APA (7th ed.) Citation

Educational Testing Service & Graduate Record Examinations Board. (1994). Practicing to take the GRE biology test: An official publication of the GRE Board (2nd ed.). Educational Testing Service for the Graduate Record Examinations Board.

Chicago Style (17th ed.) Citation

Educational Testing Service and Graduate Record Examinations Board. Practicing to Take the GRE Biology Test: An Official Publication of the GRE Board. 2nd ed. Princeton, N.J.: Educational Testing Service for the Graduate Record Examinations Board, 1994.

MLA (9th ed.) Citation

Educational Testing Service and Graduate Record Examinations Board. Practicing to Take the GRE Biology Test: An Official Publication of the GRE Board. 2nd ed. Educational Testing Service for the Graduate Record Examinations Board, 1994.