Supervision : a synthesis of thought and action
著者
書誌事項
Supervision : a synthesis of thought and action
（McGraw-Hill series in education. Supervision, curriculum, and methods in education）
McGraw-Hill, [c1969]
2nd ed
Supervision : a synthesis of thought and action
（McGraw-Hill series in education. Supervision, curriculum, and methods in education）
McGraw-Hill, [c1969]
2nd ed