Cita APA

Warhus, S. P., & Susan Warhus. (2007). Fertility demystified. New York: McGraw-Hill.

Chicago Style Citation

Warhus, Susan P., i Susan Warhus. Fertility Demystified. New York: McGraw-Hill, 2007.

Cita MLA

Warhus, Susan P., i Susan Warhus. Fertility Demystified. New York: McGraw-Hill, 2007.