APA (7th ed.) Citation

Safford, B. R., & Nichols, M. I. (1998). Guide to reference materials for school library media centers (5th ed.). Libraries Unlimited.

Chicago Style (17th ed.) Citation

Safford, Barbara Ripp, and Margaret Irby Nichols. Guide to Reference Materials for School Library Media Centers. 5th ed. Englewood, Colo.: Libraries Unlimited, 1998.

MLA (8th ed.) Citation

Safford, Barbara Ripp, and Margaret Irby Nichols. Guide to Reference Materials for School Library Media Centers. 5th ed. Libraries Unlimited, 1998.