Cita APA (7a ed.)
Raven, P. H., & Johnson, G. B. (1989). Biology (2nd ed.). Time Mirror/ Mosby College Publishing.
Cita Chicago Style (17a ed.)
Raven, Peter H., y George B. Johnson. Biology. 2nd ed. Missouri: Time Mirror/ Mosby College Publishing, 1989.
Cita MLA (9a ed.)
Raven, Peter H., y George B. Johnson. Biology. 2nd ed. Time Mirror/ Mosby College Publishing, 1989.
Precaución: Estas citas no son 100% exactas.