Kenworthy, L. S. (1956). Introducing children to the world in elementary and junior high schools ([1st ed.].). Harper.
Chicago Style (17. basım) AtıfKenworthy, Leonard Stout. Introducing Children to the World in Elementary and Junior High Schools. [1st ed.]. New York: Harper, 1956.
MLA (9th ed.) AtıfKenworthy, Leonard Stout. Introducing Children to the World in Elementary and Junior High Schools. [1st ed.]. Harper, 1956.
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