Dyfyniad APA

Heisler, M., Choi, H., Piette, J. D., Rosland, A., Langa, K. M., & Brown, S. (2012). Adults With Cardiovascular Disease Who Help Others: A Prospective Study of Health Outcomes.

Dyfyniad Arddull Chicago

Heisler, Michele, HwaJung Choi, John D. Piette, AnnMarie Rosland, Kenneth M. Langa, and Stephanie Brown. Adults With Cardiovascular Disease Who Help Others: A Prospective Study of Health Outcomes. 2012.

Dyfyniad MLA

Heisler, Michele, et al. Adults With Cardiovascular Disease Who Help Others: A Prospective Study of Health Outcomes. 2012.

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