Gaya APA

Mendelsohn, E. (1968). Journal of the History of Biology: Spring 1968: Volume 1, Number 2 . Cambridge, Massachusetts: The Belknap Press of Harvard University Press.

Gaya MLA

Mendelsohn, Everett. "Journal of the History of Biology: Spring 1968: Volume 1, Number 2". Cambridge, Massachusetts: The Belknap Press of Harvard University Press, 1968. Digital Journal.