Cita APA

Kelly, S., & Kelly, S. (1976). Birth defects: Risks and consequences. New York, New York: Academic.

Citación estilo Chicago

Kelly, Sally, y Sally Kelly. Birth Defects: Risks and Consequences. New York, New York: Academic, 1976.

Cita MLA

Kelly, Sally, y Sally Kelly. Birth Defects: Risks and Consequences. New York, New York: Academic, 1976.

Precaución: Estas citas no son 100% exactas.