Unit teaching in the elementary school :
Hanna, Lavone A.
Unit teaching in the elementary school : social studies and related sciences Lavone A. Hanna, Gladys L. Potter, Neva Hagaman - New York : Holt, Rinehart & Winston, 1963. - xii, 595 p. ; 25 cm.
Includes index.
Elementary Educaiton
Unit method of teaching
372.13
Unit teaching in the elementary school : social studies and related sciences Lavone A. Hanna, Gladys L. Potter, Neva Hagaman - New York : Holt, Rinehart & Winston, 1963. - xii, 595 p. ; 25 cm.
Includes index.
Elementary Educaiton
Unit method of teaching
372.13