Cita APA (7a ed.)

Dilley, L., Earle, J., Keats, G., Nxele, A., & Ravenscroft, G. (2012). Focus on geography (1. publ.). Maskew Miller Longman.

Cita Chicago Style (17a ed.)

Dilley, Liz, John Earle, Graham Keats, A. Nxele, y G. Ravenscroft. Focus on Geography. 1. publ. Cape Town: Maskew Miller Longman, 2012.

Cita MLA (9a ed.)

Dilley, Liz, et al. Focus on Geography. 1. publ. Maskew Miller Longman, 2012.