Citazione Stile APA (7a Edizione)

Strang, R. M., & Smiley, D. F. (1941). The role of the teacher in health education. The Macmillan company.

Citazione stile Chigago Style (17a edizione)

Strang, Ruth May, e Dean Franklin Smiley. The Role of the Teacher in Health Education. New York: The Macmillan company, 1941.

Citatione MLA (9a ed.)

Strang, Ruth May, e Dean Franklin Smiley. The Role of the Teacher in Health Education. The Macmillan company, 1941.