Cita APA (7a ed.)

Blair, C. L., & Simpson, E. I. (1978). The Canadian landscape: Map and air photo interpretation (2. ed.). Copp Clark Pitman.

Cita Chicago Style (17a ed.)

Blair, Calvin Leslie, y E. I. Simpson. The Canadian Landscape: Map and Air Photo Interpretation. 2. ed. Toronto: Copp Clark Pitman, 1978.

Cita MLA (9a ed.)

Blair, Calvin Leslie, y E. I. Simpson. The Canadian Landscape: Map and Air Photo Interpretation. 2. ed. Copp Clark Pitman, 1978.