Cita APA (7a ed.)

Dale, A., & Dale, S. (1971). Dale's An introduction to social biology (Fourth edition, .). William Heinemann Medical Books.

Cita Chicago Style (17a ed.)

Dale, Alan, y Susan Dale. Dale's An Introduction to Social Biology. Fourth edition, . London: William Heinemann Medical Books, 1971.

Cita MLA (8a ed.)

Dale, Alan, y Susan Dale. Dale's An Introduction to Social Biology. Fourth edition, . William Heinemann Medical Books, 1971.