APA (7e ed.) Bronvermelding

Ewieda, M., Zakaria, S., & Farag, F. (1968). Classified Index to Articles of the Periodicals for the years 1965 and 1966. The Institute of National Planning.

Chicago (17e ed.) Bronvermelding

Ewieda, Mohammed, Sohair Zakaria, en Farouk Farag. Classified Index to Articles of the Periodicals for the Years 1965 and 1966. Cairo: The Institute of National Planning, 1968.

MLA (9e ed.) Bronvermelding

Ewieda, Mohammed, et al. Classified Index to Articles of the Periodicals for the Years 1965 and 1966. The Institute of National Planning, 1968.

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