APA (7th ed.) Citation

Bernard, D. (1977). Charging for computer services: Principles and guidelines. PBI Books.

Chicago Style (17th ed.) Citation

Bernard, Dan. Charging for Computer Services: Principles and Guidelines. New York: PBI Books, 1977.

MLA (9th ed.) Citation

Bernard, Dan. Charging for Computer Services: Principles and Guidelines. PBI Books, 1977.

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