APA (7th ed.) Citation

Allen, C., Kania, D., & Yaeckel, B. (1998). Internet guide to one-to-one Web marketing. John Wiley.

Chicago Style (17th ed.) Citation

Allen, Cliff, Deborah Kania, and Beth Yaeckel. Internet Guide to One-to-one Web Marketing. New York: John Wiley, 1998.

MLA (9th ed.) Citation

Allen, Cliff, et al. Internet Guide to One-to-one Web Marketing. John Wiley, 1998.