Cita APA (7a ed.)

Balson, R. H. (2016). Karolina's twins (First edition.). St. Martin's Press.

Cita Chicago Style (17a ed.)

Balson, Ronald H. Karolina's Twins. First edition. New York: St. Martin's Press, 2016.

Cita MLA (8a ed.)

Balson, Ronald H. Karolina's Twins. First edition. St. Martin's Press, 2016.

Precaución: Estas citas no son 100% exactas.