APA Edition Citation

Viljoen, S. (1974). Economic systems in world history. Longman.

Chicago Edition Citation

Viljoen, Stephan. Economic Systems in World History. London: Longman, 1974.

MLA Edition Citation

Viljoen, Stephan. Economic Systems in World History. Longman, 1974.

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