Catain bob. (2005). Fire up your communication skills: Get people to listen, understand, and give you what you want (Ed.2.). Viva books.
Trích dẫn kiểu ChicagoCatain bob. Fire Up Your Communication Skills: Get People to Listen, Understand, and Give You What You Want. Ed.2. New delhi: Viva books, 2005.
Trích dẫn MLACatain bob. Fire Up Your Communication Skills: Get People to Listen, Understand, and Give You What You Want. Ed.2. Viva books, 2005.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.