Sally Morgan. (2008). Great Junior Encyclopedia - Animal World (2013.). Parragon Publication.
Cita Chicago Style (17a ed.)Sally Morgan. Great Junior Encyclopedia - Animal World. 2013. Parragon Publication, 2008.
Cita MLA (9a ed.)Sally Morgan. Great Junior Encyclopedia - Animal World. 2013. Parragon Publication, 2008.
Precaución: Estas citas no son 100% exactas.