Bent, R. K., & Kronenberg, H. H. (1961). Principles of secondary education (4th ed.). McGraw-Hill.
Chicago Style aipamenaBent, Rudyard Kipling, and Henry H. Kronenberg. Principles of Secondary Education. 4th ed. New York: McGraw-Hill, 1961.
MLA aipamenaBent, Rudyard Kipling, and Henry H. Kronenberg. Principles of Secondary Education. 4th ed. McGraw-Hill, 1961.
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