Citazione Stile APA (7a Edizione)
Richey, R. W., & Vaughn, J. W. (1979). Planning for teaching: An introduction to education (6th ed.). McGraw-Hill.
Citazione stile Chigago Style (17a edizione)
Richey, Robert W., e John W. Vaughn. Planning for Teaching: An Introduction to Education. 6th ed. New York: McGraw-Hill, 1979.
Citatione MLA (9a ed.)
Richey, Robert W., e John W. Vaughn. Planning for Teaching: An Introduction to Education. 6th ed. McGraw-Hill, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.