APA ציטוט
Sampey, J. R. (1911). The international lesson system: The history of its origin and development. Fleming H. Revell company.
Chicago Style (17th ed.) Citation
Sampey, John Richard. The International Lesson System: The History of Its Origin and Development. New York: Fleming H. Revell company, 1911.
ציטוט MLA
Sampey, John Richard. The International Lesson System: The History of Its Origin and Development. Fleming H. Revell company, 1911.
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