APA-referens (7:e uppl.)

Bent, R. K., & Kronenberg, H. H. 1. (1949). Principles of secondary education (2nd ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Bent, Rudyard Kipling, och Henry Harold 1902 Kronenberg. Principles of Secondary Education. 2nd ed. New York: McGraw-Hill, 1949.

MLA-referens (9:e uppl.)

Bent, Rudyard Kipling, och Henry Harold 1902 Kronenberg. Principles of Secondary Education. 2nd ed. McGraw-Hill, 1949.