Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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