APA (7e ed.) Bronvermelding

tinbergen, j. (1963). the appraisal of investment project. National Planning Institute.

Chicago (17e ed.) Bronvermelding

tinbergen, j. The Appraisal of Investment Project. cairo: National Planning Institute, 1963.

MLA (9e ed.) Bronvermelding

tinbergen, j. The Appraisal of Investment Project. National Planning Institute, 1963.

Let op: Deze citaties zijn niet altijd 100% accuraat.