Cita APA (7a ed.)

Auld, D. A. L. (1972). Economic Thinking and Pollution Problems. University of Toronto Press.

Cita Chicago Style (17a ed.)

Auld, D. A. L. Economic Thinking and Pollution Problems. Buffalo: University of Toronto Press, 1972.

Cita MLA (8a ed.)

Auld, D. A. L. Economic Thinking and Pollution Problems. University of Toronto Press, 1972.