Cita APA (7th ed.)

Perks, W. T., & Robinson, I. M. (1979). Urban and regional planning in a Federal State: The Canadian experience. Dowden, Hutchinson & Ross.

Cita Chicago (17th ed.)

Perks, William T., i Ira M. Robinson. Urban and Regional Planning in a Federal State: The Canadian Experience. Stroudsburg, Pa.: Dowden, Hutchinson & Ross, 1979.

Cita MLA (8th ed.)

Perks, William T., i Ira M. Robinson. Urban and Regional Planning in a Federal State: The Canadian Experience. Dowden, Hutchinson & Ross, 1979.