Παραπομπή APA

Shertzer, B., & Stone, S. C. (1971). Fundamentals of guidance. Hunghton Mifflin Co.

Παραπομπή Chicago Style

Shertzer, Bruce, και Shelly C. Stone. Fundamentals of Guidance. New York: Hunghton Mifflin Co, 1971.

Παραπομπή MLA

Shertzer, Bruce, και Shelly C. Stone. Fundamentals of Guidance. Hunghton Mifflin Co, 1971.