Cita APA (7a ed.)

Boyle, B. (1984). Your geography (1. publ.). Longman.

Cita Chicago Style (17a ed.)

Boyle, Bill. Your Geography. 1. publ. Harlow: Longman, 1984.

Cita MLA (9a ed.)

Boyle, Bill. Your Geography. 1. publ. Longman, 1984.