Cita APA (7a ed.)
Greenaway, P. (1985). Zoo: A zed & two noughts.
Cita Chicago Style (17a ed.)
Greenaway, Peter. Zoo: A Zed & Two Noughts. Inglaterra, 1985.
Cita MLA (9a ed.)
Greenaway, Peter. Zoo: A Zed & Two Noughts. 1985.
Precaución: Estas citas no son 100% exactas.