Watson, P. L. (1985). Persistence factors in vocational choice.
Lua i Stíl Chicago (17ú heag.)Watson, Patricia L. Persistence Factors in Vocational Choice. 1985.
Lua MLA (8ú heag.)Watson, Patricia L. Persistence Factors in Vocational Choice. 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.