APA ציטוט

Willgoose, C. E. (1979). Environmental health: Commitment for survival. Saunders.

Chicago Style (17th ed.) Citation

Willgoose, Carl E. Environmental Health: Commitment for Survival. Philadelphia: Saunders, 1979.

ציטוט MLA

Willgoose, Carl E. Environmental Health: Commitment for Survival. Saunders, 1979.