Cita APA (7th ed.)

Field, B. G., & MacGregor, B. D. (1993). Forecasting Techniques for Urban and Regional Planning (3. Ed.). UCL Press.

Cita Chicago (17th ed.)

Field, Brian G., i Bryan D. MacGregor. Forecasting Techniques for Urban and Regional Planning. 3. Ed. London: UCL Press, 1993.

Cita MLA (8th ed.)

Field, Brian G., i Bryan D. MacGregor. Forecasting Techniques for Urban and Regional Planning. 3. Ed. UCL Press, 1993.