JOHNSON, D. W. (1996). Reaching out: Interpersonal effectiveness and self-tualization.-- ed.6. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)JOHNSON, David W. Reaching Out: Interpersonal Effectiveness and Self-tualization.-- Ed.6. Boston: Allyn and Bacon, 1996.
Lua MLA (9ú heag.)JOHNSON, David W. Reaching Out: Interpersonal Effectiveness and Self-tualization.-- Ed.6. Allyn and Bacon, 1996.
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