Cita APA (7th ed.)

Riffel, J. A. (1975). Quality of life in resource towns. Information Canada.

Cita Chicago (17th ed.)

Riffel, J A. Quality of Life in Resource Towns. Ottawa: Information Canada, 1975.

Cita MLA (9th ed.)

Riffel, J A. Quality of Life in Resource Towns. Information Canada, 1975.