APA ציטוט

Keller, M. D., Anthony, J. R., & Gresham, G. E. (1970). A study of the primary prevention of coronary heart disease.

Citação norma Chicago

Keller, M D., J R. Anthony, and G E. Gresham. A Study of the Primary Prevention of Coronary Heart Disease. 1970.

ציטוט MLA

Keller, M D., J R. Anthony, and G E. Gresham. A Study of the Primary Prevention of Coronary Heart Disease. 1970.