Weigand, J. E. (1971). Developing teacher competencies. Prentice-Hall.
Chicago Style (17. basım) AtıfWeigand, James E. Developing Teacher Competencies. Englewood Cliffs, N.J.: Prentice-Hall, 1971.
MLA (9th ed.) AtıfWeigand, James E. Developing Teacher Competencies. Prentice-Hall, 1971.
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