APA (7e ed.) Bronvermelding

frisch, r. (1963). investment requirements under a given time shape of current final demand. National Planning Institute.

Chicago (17e ed.) Bronvermelding

frisch, ragnar. Investment Requirements Under a Given Time Shape of Current Final Demand. cairo: National Planning Institute, 1963.

MLA (9e ed.) Bronvermelding

frisch, ragnar. Investment Requirements Under a Given Time Shape of Current Final Demand. National Planning Institute, 1963.

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