Keith, V. M. (1997). Life stress and psychological well-being among married and unmarried blacks. Sage.
Cita Chicago Style (17a ed.)Keith, Verna M. Life Stress and Psychological Well-being Among Married and Unmarried Blacks. Sage, 1997.
Cita MLA (9a ed.)Keith, Verna M. Life Stress and Psychological Well-being Among Married and Unmarried Blacks. Sage, 1997.
Precaución: Estas citas no son 100% exactas.