APA (7th ed.) Citation

Bisis Leonard. (1997). Entrepreneur magazin: Guide to professional services. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Bisis Leonard. Entrepreneur Magazin: Guide to Professional Services. USA: John Wiley & Sons, 1997.

MLA (9th ed.) Citation

Bisis Leonard. Entrepreneur Magazin: Guide to Professional Services. John Wiley & Sons, 1997.

Warning: These citations may not always be 100% accurate.