Harper, K. (1999). The baby farm. Mira.
Cita Chicago Style (17a ed.)Harper, Karen. The Baby Farm. Don Mills, Ontario: Mira, 1999.
Cita MLA (9a ed.)Harper, Karen. The Baby Farm. Mira, 1999.
警告：这些引文格式不一定是100％准确.
Cita APA (7a ed.)