Cita APA (7a ed.)

Robson, J. (2005). Natural history. Bantam Books.

Cita Chicago Style (17a ed.)

Robson, Justina. Natural History. New York (etc.): Bantam Books, 2005.

Cita MLA (9a ed.)

Robson, Justina. Natural History. Bantam Books, 2005.