Cita APA

Russell, A. (2006). Whitaker's World of Facts. Penguin books.

Citación estilo Chicago

Russell, Ash. Whitaker's World of Facts. New Delhi: Penguin books, 2006.

Cita MLA

Russell, Ash. Whitaker's World of Facts. Penguin books, 2006.

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