Cita APA (7a ed.)
Arms, K. (1988). Biology: A Journey into life. Saunders college.
Cita Chicago Style (17a ed.)
Arms, Karen. Biology: A Journey into Life. New York: Saunders college, 1988.
Cita MLA (9a ed.)
Arms, Karen. Biology: A Journey into Life. Saunders college, 1988.
Precaución: Estas citas no son 100% exactas.