Cita APA (7a ed.)

Wahl, E., Jacob, G., & Jakoi, J. (1965). This land ; A geography of Canada (2. Impr.).

Cita Chicago Style (17a ed.)

Wahl, Edward, Georg Jacob, y John Jakoi. This Land ; A Geography of Canada. 2. Impr. Toronto: Oxford Univ. Pr, 1965.

Cita MLA (9a ed.)

Wahl, Edward, et al. This Land ; A Geography of Canada. 2. Impr. 1965.