Martorella, Peter H.
Elementary social studies as a learning system / English. Peter H. Martorella. - New York : Harper & Row, c1976. - xvi, 512 p. : ill. ; 24 cm.
Includes bibliographies and indexes.
0060442336
76018842
Social sciences--Study and teaching (Elementary)
LB1584 / .M34
372.8 / MAR
Elementary social studies as a learning system / English. Peter H. Martorella. - New York : Harper & Row, c1976. - xvi, 512 p. : ill. ; 24 cm.
Includes bibliographies and indexes.
0060442336
76018842
Social sciences--Study and teaching (Elementary)
LB1584 / .M34
372.8 / MAR