Butler, R. N., & Lewis, M. I. (1981). Aging [and] mental health: Positive psychosocial and biomedical approaches (3rd ed.). The C.V. Mosby.
Citace podle Chicago (17th ed.)Butler, Robert N., a Myrna I. Lewis. Aging [and] Mental Health: Positive Psychosocial and Biomedical Approaches. 3rd ed. St. Louis, Missouri: The C.V. Mosby, 1981.
Citace podle MLA (9th ed.)Butler, Robert N., a Myrna I. Lewis. Aging [and] Mental Health: Positive Psychosocial and Biomedical Approaches. 3rd ed. The C.V. Mosby, 1981.
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