Albert Muntsch and Henry S, S. Introductory sociology. Heath and company.
Lua i Stíl Chicago (17ú heag.)Albert Muntsch and Henry S, Spalding. Introductory Sociology. Heath and company.
Lua MLA (8ú heag.)Albert Muntsch and Henry S, Spalding. Introductory Sociology. Heath and company.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.