Dyfyniad APA

Sadler, J. E. (1966). J. A. comenius and the concept of universal education. George Allen and Unwin.

Dyfyniad Arddull Chicago

Sadler, John Edward. J. A. Comenius and the Concept of Universal Education. London: George Allen and Unwin, 1966.

Dyfyniad MLA

Sadler, John Edward. J. A. Comenius and the Concept of Universal Education. George Allen and Unwin, 1966.

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