LLOYD SAM R. (1992). DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... GALGOTIA PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)LLOYD SAM R. DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... NEW DELHI: GALGOTIA PUBLICATIONS, 1992.
Lua MLA (9ú heag.)LLOYD SAM R. DEVELOPING POSITIVE ASSERTIVENESS: PRACTICAL TECHNIQUES FOR PERSONAL SUCCESS... GALGOTIA PUBLICATIONS, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.