APA (7th ed.) Citation

Reidy, B., & De Keyser, E. (1977). Guide to world commodity markets. Kogan Page.

Chicago Style (17th ed.) Citation

Reidy, Brian, and Ethel De Keyser. Guide to World Commodity Markets. London: Kogan Page, 1977.

MLA (9th ed.) Citation

Reidy, Brian, and Ethel De Keyser. Guide to World Commodity Markets. Kogan Page, 1977.

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