Dyfyniad APA

Johansen,John H. (1990). American Education: An introduction to teaching (6th ed.). WCB.

Dyfyniad Arddull Chicago

Johansen,John H. American Education: An Introduction to Teaching. 6th ed. U.S.A: WCB, 1990.

Dyfyniad MLA

Johansen,John H. American Education: An Introduction to Teaching. 6th ed. WCB, 1990.

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