APA (7th ed.) Zitazioa

Nagle, G., & Spencer, K. (1996). Investigating geography: Case studies and structural questions. Hodder & Stoughton.

Chicago Style (17th ed.) Zitazioa

Nagle, Garrett, eta Kris Spencer. Investigating Geography: Case Studies and Structural Questions. London: Hodder & Stoughton, 1996.

MLA (9th ed.) Zitazioa

Nagle, Garrett, eta Kris Spencer. Investigating Geography: Case Studies and Structural Questions. Hodder & Stoughton, 1996.