APA-referens (7:e uppl.)

Heesterman, A. R. G. (1972). Forecasting models for national economic planning (2nd ed.). Reidel.

Chicago-referens (17:e uppl.)

Heesterman, A. R. G. Forecasting Models for National Economic Planning. 2nd ed. Dordrecht: Reidel, 1972.

MLA-referens (9:e uppl.)

Heesterman, A. R. G. Forecasting Models for National Economic Planning. 2nd ed. Reidel, 1972.