APA (7th ed.) Citation

Livingstone, I., & Ord, H. W. (1981). Agricultural economics for tropical Africa. Heinemann.

Chicago Style (17th ed.) Citation

Livingstone, Ian, and Henry W. Ord. Agricultural Economics for Tropical Africa. London: Heinemann, 1981.

MLA (9th ed.) Citation

Livingstone, Ian, and Henry W. Ord. Agricultural Economics for Tropical Africa. Heinemann, 1981.