APA (7e ed.) Bronvermelding

National Planning Institute. (1991). Prices and marketing policies in agriculture: Cairo : 17 nov- 5 dec- 1991. National Planning Institute.

Chicago (17e ed.) Bronvermelding

National Planning Institute. Prices and Marketing Policies in Agriculture: Cairo : 17 Nov- 5 Dec- 1991. cairo: National Planning Institute, 1991.

MLA (9e ed.) Bronvermelding

National Planning Institute. Prices and Marketing Policies in Agriculture: Cairo : 17 Nov- 5 Dec- 1991. National Planning Institute, 1991.

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