Cita APA (7a ed.)

Lebon, J. (1952). An introduction to human geography. Hutchinsonés Universitary Library.

Cita Chicago Style (17a ed.)

Lebon, J.H. An Introduction to Human Geography. London: Hutchinsonés Universitary Library, 1952.

Cita MLA (9a ed.)

Lebon, J.H. An Introduction to Human Geography. Hutchinsonés Universitary Library, 1952.