APA (7th ed.) Citation

Berry & Ralph Berry. (1969). How to write a research paper. Pegamon Press.

Chicago Style (17th ed.) Citation

Berry and Ralph Berry. How to Write a Research Paper. Oxford: Pegamon Press, 1969.

MLA (8th ed.) Citation

Berry and Ralph Berry. How to Write a Research Paper. Pegamon Press, 1969.

Warning: These citations may not always be 100% accurate.