APA ציטוט

Blackman ,Jeff. (2003). Stop whining start selling. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Blackman ,Jeff. Stop Whining Start Selling. John Wiley & Sons, 2003.

ציטוט MLA

Blackman ,Jeff. Stop Whining Start Selling. John Wiley & Sons, 2003.