Dyfyniad APA

Smith, R. M. (1969). Teacher dignosis of educational difficulties. Charles E.Merrill.

Dyfyniad Arddull Chicago

Smith, Robert M. Teacher Dignosis of Educational Difficulties. Columbus: Charles E.Merrill, 1969.

Dyfyniad MLA

Smith, Robert M. Teacher Dignosis of Educational Difficulties. Charles E.Merrill, 1969.

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