APA (7th ed.) Citation

Waldron, H. A. (1989). Occupational health practice (3rd edition.). Butterworths.

Chicago Style (17th ed.) Citation

Waldron, H. A. Occupational Health Practice. 3rd edition. London: Butterworths, 1989.

MLA (8th ed.) Citation

Waldron, H. A. Occupational Health Practice. 3rd edition. Butterworths, 1989.

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