Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Kemp, Richard, Rebecca Mason, y Tim Sims. 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.