APA (7th ed.) Citation

Juliussen, E., & Petska-Juliussen, K. (1998). Internet industry almanac. Computer Industry Almanac Inc.

Chicago Style (17th ed.) Citation

Juliussen, Egil, and Karen Petska-Juliussen. Internet Industry Almanac. Glenbrook, Nev: Computer Industry Almanac Inc, 1998.

MLA (9th ed.) Citation

Juliussen, Egil, and Karen Petska-Juliussen. Internet Industry Almanac. Computer Industry Almanac Inc, 1998.