APA (7th ed.) Citation

Asquith, R. (2012). Alien schoolboy's Z-A guide to earthlings. Piccadilly Press Ltd..

Chicago Style (17th ed.) Citation

Asquith, Ros. Alien Schoolboy's Z-A Guide to Earthlings. London: Piccadilly Press Ltd., 2012.

MLA (9th ed.) Citation

Asquith, Ros. Alien Schoolboy's Z-A Guide to Earthlings. Piccadilly Press Ltd., 2012.

Warning: These citations may not always be 100% accurate.