APA (7e ed.) Bronvermelding
Klymshyn, J. (2008). How to sell without being a jerk!: The foolproof approach to the world's second oldest profession. John Wiley & Sons.
Chicago (17e ed.) Bronvermelding
Klymshyn, John. How to Sell Without Being a Jerk!: The Foolproof Approach to the World's Second Oldest Profession. Hoboken, N.J.: John Wiley & Sons, 2008.
MLA (9e ed.) Bronvermelding
Klymshyn, John. How to Sell Without Being a Jerk!: The Foolproof Approach to the World's Second Oldest Profession. John Wiley & Sons, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.