APA (7th ed.) Citation

Bigham, V. S., & Bigham, G. (1998). The Prentice Hall directory of online education resources. Prentice Hall.

Chicago Style (17th ed.) Citation

Bigham, Vicki Smith, and George Bigham. The Prentice Hall Directory of Online Education Resources. Paramus, N.J.: Prentice Hall, 1998.

MLA (8th ed.) Citation

Bigham, Vicki Smith, and George Bigham. The Prentice Hall Directory of Online Education Resources. Prentice Hall, 1998.