Cita APA (7a ed.)

Digby, B. (2001). It's a world thing: Geography for edexel GCSE specification B (1. publ., 3. [print].). Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Digby, Bob. It's a World Thing: Geography for Edexel GCSE Specification B. 1. publ., 3. [print]. Oxford [u.a.]: Oxford Univ. Press, 2001.

Cita MLA (9a ed.)

Digby, Bob. It's a World Thing: Geography for Edexel GCSE Specification B. 1. publ., 3. [print]. Oxford Univ. Press, 2001.