APA (7th ed.) Citation

Nagel, K. D., & Gray, G. L. (1999). Electronic commerce assurance services: Electronic workpapers and reference guide. Harcourt Brace.

Chicago Style (17th ed.) Citation

Nagel, Karl D., and Glen L. Gray. Electronic Commerce Assurance Services: Electronic Workpapers and Reference Guide. San Diego: Harcourt Brace, 1999.

MLA (8th ed.) Citation

Nagel, Karl D., and Glen L. Gray. Electronic Commerce Assurance Services: Electronic Workpapers and Reference Guide. Harcourt Brace, 1999.