Belsky, J. (1999). The psychology of aging: Theory, research, and interventions (3rd ed.).
Citace podle Chicago (17th ed.)Belsky, Janet. The Psychology of Aging: Theory, Research, and Interventions. 3rd ed. Pacific Grove, CA. Brooks/Cole, 1999.
Citace podle MLA (9th ed.)Belsky, Janet. The Psychology of Aging: Theory, Research, and Interventions. 3rd ed. 1999.
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