APA (7e ed.) Bronvermelding

Gonda,Cyrus M. Where is my ketchup: How to give & receive exceotional customer service. Embassy Book.

Chicago (17e ed.) Bronvermelding

Gonda,Cyrus M. Where Is My Ketchup: How to Give & Receive Exceotional Customer Service. Mumbai: Embassy Book.

MLA (9e ed.) Bronvermelding

Gonda,Cyrus M. Where Is My Ketchup: How to Give & Receive Exceotional Customer Service. Embassy Book.

Let op: Deze citaties zijn niet altijd 100% accuraat.