Kogan, B. A. (1974). Health: Man in a changing environment (2d ed.). Harcourt Brace Jovanovich.
Lua i Stíl Chicago (17ú heag.)Kogan, Benjamin A. Health: Man in a Changing Environment. 2d ed. New York: Harcourt Brace Jovanovich, 1974.
Lua MLA (9ú heag.)Kogan, Benjamin A. Health: Man in a Changing Environment. 2d ed. Harcourt Brace Jovanovich, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.