APA (7th ed.) Citation

Kyle, J., & Brown, R. (1996). Software developer's Internet directory. IDG Books Worldwide.

Chicago Style (17th ed.) Citation

Kyle, Jim, and Ralf Brown. Software Developer's Internet Directory. Foster City, Calif: IDG Books Worldwide, 1996.

MLA (9th ed.) Citation

Kyle, Jim, and Ralf Brown. Software Developer's Internet Directory. IDG Books Worldwide, 1996.