Cita APA (7a ed.)

Cooke, B., & Nagle, G. (2012). Geography [SL and HL]: IB diploma programme. International Baccalaureate.

Cita Chicago Style (17a ed.)

Cooke, Briony, y Garrett Nagle. Geography [SL and HL]: IB Diploma Programme. Cardiff: International Baccalaureate, 2012.

Cita MLA (9a ed.)

Cooke, Briony, y Garrett Nagle. Geography [SL and HL]: IB Diploma Programme. International Baccalaureate, 2012.