APA-viite

Willgoose, C. E. (1979). Environmental health commitment for survival. W B Saunders.

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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