Lua APA (7ú heag.)
St. Clair, G. (1993). Customer service in the information environment. Bowker-Saur.
Lua i Stíl Chicago (17ú heag.)
St. Clair, Guy. Customer Service in the Information Environment. London ; New Jersey: Bowker-Saur, 1993.
Lua MLA (9ú heag.)
St. Clair, Guy. Customer Service in the Information Environment. Bowker-Saur, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.