Sorenson, S. (1998). How to write research papers (2nd.). Thomson Learning.
Lua i Stíl Chicago (17ú heag.)Sorenson, Sharon. How to Write Research Papers. 2nd. Cincinnati: Thomson Learning, 1998.
Lua MLA (9ú heag.)Sorenson, Sharon. How to Write Research Papers. 2nd. Thomson Learning, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.