APA (7th ed.) Citation

Johnson, D., Swigger, K., Shoemaker, J., Valenza, J. K., Ellis, K., & Jacobson, F. (1999). Weighing In on IP2.

Chicago Style (17th ed.) Citation

Johnson, Doug, Keith Swigger, Joel Shoemaker, Joyce Kasman Valenza, Kathleen Ellis, and Frances Jacobson. Weighing In on IP2. 1999.

MLA (9th ed.) Citation

Johnson, Doug, et al. Weighing In on IP2. 1999.