APA (7th ed.) Citation

Layman, M., & Vandercook, S. (1990). Statewide Reference Improvement: Developing Personnel and Collections.

Chicago Style (17th ed.) Citation

Layman, Mary, and Sharon Vandercook. Statewide Reference Improvement: Developing Personnel and Collections. 1990.

MLA (9th ed.) Citation

Layman, Mary, and Sharon Vandercook. Statewide Reference Improvement: Developing Personnel and Collections. 1990.

Warning: These citations may not always be 100% accurate.