Cita APA (7a ed.)
Silverberg, C., & Smyth, F. (2012). What makes a baby. Seven Stories.
Cita Chicago Style (17a ed.)
Silverberg, Cory, y Fiona Smyth. What Makes a Baby. New York : Triangle Square: Seven Stories, 2012.
Cita MLA (9a ed.)
Silverberg, Cory, y Fiona Smyth. What Makes a Baby. Seven Stories, 2012.
Precaución: Estas citas no son 100% exactas.