Hechinger, F. M. (1966). Pre-school education today: New approaches to teaching three-, four-, and five-year-olds ([1st ed.].). Doubleday.
Chicagoスタイル(17版)引用形式Hechinger, Fred M. Pre-school Education Today: New Approaches to Teaching Three-, Four-, and Five-year-olds. [1st ed.]. Garden City, N.Y.: Doubleday, 1966.
MLA(8版)引用形式Hechinger, Fred M. Pre-school Education Today: New Approaches to Teaching Three-, Four-, and Five-year-olds. [1st ed.]. Doubleday, 1966.
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