Valdes , J., & Crow, J. j. a. (1973). The media works. Celeco Pflaum.
Lua i Stíl Chicago (17ú heag.)Valdes , Joan, agus Jeanne joint auth Crow. The Media Works. New York: Celeco Pflaum, 1973.
Lua MLA (9ú heag.)Valdes , Joan, agus Jeanne joint auth Crow. The Media Works. Celeco Pflaum, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.