Brewer, G. J. (1970). The literature of geography. Bingley.
Cita Chicago (17th ed.)Brewer, Gordon J. The Literature of Geography. London: Bingley, 1970.
Cita MLA (9th ed.)Brewer, Gordon J. The Literature of Geography. Bingley, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.