Cita APA (7a ed.)

Field, B. G., & MacGregor, B. D. (1987). Introduction to forecasting techniques in planning analysis. Hutchinson.

Cita Chicago Style (17a ed.)

Field, Brian G., y Bryan D. MacGregor. Introduction to Forecasting Techniques in Planning Analysis. Wolfeboro, NH: Hutchinson, 1987.

Cita MLA (9a ed.)

Field, Brian G., y Bryan D. MacGregor. Introduction to Forecasting Techniques in Planning Analysis. Hutchinson, 1987.