Cita APA (7a ed.)

Stembridge, J. H., & Parnwell, D. (1971). The world: A general regional geography (3. ed.). Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Stembridge, Jasper Harry, y David Parnwell. The World: A General Regional Geography. 3. ed. London: Oxford Univ. Press, 1971.

Cita MLA (9a ed.)

Stembridge, Jasper Harry, y David Parnwell. The World: A General Regional Geography. 3. ed. Oxford Univ. Press, 1971.