APA (7th ed.) Citation

Marei, S. A. (1976). The World food crisis. Longman.

Chicago Style (17th ed.) Citation

Marei, Sayed Ahmed. The World Food Crisis. Longman, 1976.

MLA (9th ed.) Citation

Marei, Sayed Ahmed. The World Food Crisis. Longman, 1976.

Warning: These citations may not always be 100% accurate.