APA استشهاد

Rehkopf, D. H., Dow, W. H., & Rosero Bixby, L. (2009). Differences in the association of cardiovascular risk factors with education: A comparison of Costa Rica (CRELES) and the USA (NHANES).

استشهاد بنمط شيكاغو

Rehkopf, David H., William H. Dow, و Luis Rosero Bixby. Differences in the Association of Cardiovascular Risk Factors With Education: A Comparison of Costa Rica (CRELES) and the USA (NHANES). 2009.

MLA استشهاد

Rehkopf, David H., William H. Dow, و Luis Rosero Bixby. Differences in the Association of Cardiovascular Risk Factors With Education: A Comparison of Costa Rica (CRELES) and the USA (NHANES). 2009.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.