Dyfyniad APA
St. Clair, G. (1993). Customer service in the information environment. Bowker-Saur.
Dyfyniad Arddull Chicago
St. Clair, Guy. Customer Service in the Information Environment. London ; New Jersey: Bowker-Saur, 1993.
Dyfyniad MLA
St. Clair, Guy. Customer Service in the Information Environment. Bowker-Saur, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.