Walker, G., & Janes, J. (1993). Online retrieval: A dialogue of theory and practicee. Libraries Unlimited.
Lua i Stíl Chicago (17ú heag.)Walker, Geraldene, agus Joseph Janes. Online Retrieval: A Dialogue of Theory and Practicee. Englewood, Colo: Libraries Unlimited, 1993.
Lua MLA (9ú heag.)Walker, Geraldene, agus Joseph Janes. Online Retrieval: A Dialogue of Theory and Practicee. Libraries Unlimited, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.