Barrett, D. D., Gould, L., & Shoffner, R. M. (1969). An Experimental inquiry into context information processing. Institute of Library Research, University of California.
Lua i Stíl Chicago (17ú heag.)Barrett, Deborah D., Laura Gould, agus Ralph M. Shoffner. An Experimental Inquiry into Context Information Processing. [Berkeley]: Institute of Library Research, University of California, 1969.
Lua MLA (9ú heag.)Barrett, Deborah D., et al. An Experimental Inquiry into Context Information Processing. Institute of Library Research, University of California, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.