APA (7th ed.) Citation

Ryans, D. G. (1960). Characteristics of teachers: Their description, comparison, and appraisal (a research study). Sterling Pub.

Chicago Style (17th ed.) Citation

Ryans, David G. Characteristics of Teachers: Their Description, Comparison, and Appraisal (a Research Study). Delhi: Sterling Pub, 1960.

MLA (9th ed.) Citation

Ryans, David G. Characteristics of Teachers: Their Description, Comparison, and Appraisal (a Research Study). Sterling Pub, 1960.