Gaya APA

Swanson, C, P., Sheldon, I, M. (1990). Wellness made easy 101 tips for better health . New York: New York: Health Letter Associates; 1990.

Gaya MLA

Swanson, Carl, P.., Sheldon, I., Margen,. "Wellness made easy 101 tips for better health". New York: New York: Health Letter Associates; 1990, 1990. Text.