APA (7th ed.) Citation

Kelley, C. W., Barker, D. G., Bright, T. J., & Earle, J. H. (1977). The relationship between the distance from the instructor to the student and grades received. Kelley.

Chicago Style (17th ed.) Citation

Kelley, Clayton Wandell, D. G. Barker, T. J. Bright, and J. H. Earle. The Relationship Between the Distance from the Instructor to the Student and Grades Received. [College Station, Tex.]: Kelley, 1977.

MLA (9th ed.) Citation

Kelley, Clayton Wandell, et al. The Relationship Between the Distance from the Instructor to the Student and Grades Received. Kelley, 1977.