Cita APA (7th ed.)

Duke University, Durham, N. C. Committee on Commonwealth Studies, Keyfitz, N., & Leach, R. H. (1967). Contemporary Canada. Duke University Commonwealth-Studies Center [by] Duke University Press.

Cita Chicago (17th ed.)

Duke University, Durham, N. C. Committee on Commonwealth Studies, Nathan Keyfitz, i Richard H. Leach. Contemporary Canada. Durham, N. C: Duke University Commonwealth-Studies Center [by] Duke University Press, 1967.

Cita MLA (9th ed.)

Duke University, Durham, N. C. Committee on Commonwealth Studies, et al. Contemporary Canada. Duke University Commonwealth-Studies Center [by] Duke University Press, 1967.