LLOYD SAM R. (1992). DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... GALGOTIA PUBLICATIONS.
Chicago-viite (17. p.)LLOYD SAM R. DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... NEW DELHI: GALGOTIA PUBLICATIONS, 1992.
MLA-viite (9. p.)LLOYD SAM R. DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... GALGOTIA PUBLICATIONS, 1992.
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