Posada, M. (2007). Guess what is growing inside this egg. Millbrook Press.
Cita Chicago Style (17a ed.)Posada, Mia. Guess What Is Growing Inside This Egg. Minneapolis, Minn.: Millbrook Press, 2007.
Cita MLA (8a ed.)Posada, Mia. Guess What Is Growing Inside This Egg. Millbrook Press, 2007.
Precaución: Estas citas no son 100% exactas.