Cita APA (7a ed.)

Somervill, B. A. (2006). The history of the library. Child's World.

Cita Chicago Style (17a ed.)

Somervill, Barbara A. The History of the Library. Chanhassen, Minn.: Child's World, 2006.

Cita MLA (8a ed.)

Somervill, Barbara A. The History of the Library. Child's World, 2006.

Precaución: Estas citas no son 100% exactas.