Dyfyniad APA

Hardman, L. S., & Albrecht, J. (1997). Interacting with clients and customers: A foot in the door. Melbourne: Addison Wesley Longman Australia.

Dyfyniad Arddull Chicago

Hardman, Lee Sharon, và Jillian Albrecht. Interacting With Clients and Customers: A Foot in the Door. Melbourne: Addison Wesley Longman Australia, 1997.

Dyfyniad MLA

Hardman, Lee Sharon, và Jillian Albrecht. Interacting With Clients and Customers: A Foot in the Door. Melbourne: Addison Wesley Longman Australia, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.