APA (7th ed.) Citation

Ryans, D. G. (1960). Characteristics of teachers; their description, comparison and appraisal: A research study. American Council on Education.

Chicago Style (17th ed.) Citation

Ryans, David Garriott. Characteristics of Teachers; Their Description, Comparison and Appraisal: A Research Study. Washington, D. C: American Council on Education, 1960.

MLA (9th ed.) Citation

Ryans, David Garriott. Characteristics of Teachers; Their Description, Comparison and Appraisal: A Research Study. American Council on Education, 1960.