APA (7e ed.) Bronvermelding

engert, m. (1964). structural problems of industry. the institute of national planning.

Chicago (17e ed.) Bronvermelding

engert, m. Structural Problems of Industry. cairo: the institute of national planning, 1964.

MLA (9e ed.) Bronvermelding

engert, m. Structural Problems of Industry. the institute of national planning, 1964.

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