Dewey, M., Comaromi, J. P., & Warren, M. J. (1982). DDC, Dewey decimal classification. 301-307 sociology: Expanded version based on edition 19. Forest Press.
Lua i Stíl Chicago (17ú heag.)Dewey, Melvil, John P. Comaromi, agus Margaret J. Warren. DDC, Dewey Decimal Classification. 301-307 Sociology: Expanded Version Based on Edition 19. Albany, N.Y: Forest Press, 1982.
Lua MLA (9ú heag.)Dewey, Melvil, et al. DDC, Dewey Decimal Classification. 301-307 Sociology: Expanded Version Based on Edition 19. Forest Press, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.