Bent, R. K., & Kronenberg, H. (1966). Principles and practices of secondary education (5th ed.). McGraw-Hill.
Citazione stile Chigago Style (17a edizione)Bent, Rudyard Kipling, e Henry Kronenberg. Principles and Practices of Secondary Education. 5th ed. New York: McGraw-Hill, 1966.
Citatione MLA (9a ed.)Bent, Rudyard Kipling, e Henry Kronenberg. Principles and Practices of Secondary Education. 5th ed. McGraw-Hill, 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.