Cita APA (7a ed.)

Kemp, R., Sims, T., & Stevens, A. (1992). Access to geography. Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Kemp, Richard, Tim Sims, y Alison Stevens. Access to Geography. Oxford [u.a.]: Oxford Univ. Press, 1992.

Cita MLA (9a ed.)

Kemp, Richard, et al. Access to Geography. Oxford Univ. Press, 1992.