APA (7e ed.) Bronvermelding

Chapin, H. D. (1917). Health first, the fine art of living. The Century co..

Chicago (17e ed.) Bronvermelding

Chapin, Henry Dwight. Health First, the Fine Art of Living. New York: The Century co., 1917.

MLA (8e ed.) Bronvermelding

Chapin, Henry Dwight. Health First, the Fine Art of Living. The Century co., 1917.