Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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