Gaya APA

Green, L, W., Kreuter, M, W. (1991). HEALTH PROMOTION PLANNING An educational and Enviromental Approach (Ed. 2). united States of America: Mayfeld Publishing Company.

Gaya MLA

Green, Lawrence, W.., Kreuter, Marshall, W.. "HEALTH PROMOTION PLANNING An educational and Enviromental Approach". Ed. 2 united States of America: Mayfeld Publishing Company, 1991. Text.