Dyfyniad APA

Masters, R. K., Hummer, R. A., & Powers, D. A. (2012). Educational Differences in U.S. Adult Mortality: A Cohort Perspective.

Dyfyniad Arddull Chicago

Masters, Ryan K., Robert A. Hummer, and Daniel A. Powers. Educational Differences in U.S. Adult Mortality: A Cohort Perspective. 2012.

Dyfyniad MLA

Masters, Ryan K., Robert A. Hummer, and Daniel A. Powers. Educational Differences in U.S. Adult Mortality: A Cohort Perspective. 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.