Thomas, F. W. (1927). Principles and technique of teaching: An introduction to the study of the teaching art. Houghton Miiflin and Company.
Citazione stile Chigago Style (17a edizione)Thomas, Frank Waters. Principles and Technique of Teaching: An Introduction to the Study of the Teaching Art. New York: Houghton Miiflin and Company, 1927.
Citatione MLA (9a ed.)Thomas, Frank Waters. Principles and Technique of Teaching: An Introduction to the Study of the Teaching Art. Houghton Miiflin and Company, 1927.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.