Bent, Ruyard K.
Principles of secondary education / Ruyard K. Bent and Henry H. Kronenberg. - 4th ed. - New York : McGra-hill book company, c 1961. - vii, 438 p. : ill. ; 23 cm.
Includes index.
340 340
Secondary education.
373 / B444p
Principles of secondary education / Ruyard K. Bent and Henry H. Kronenberg. - 4th ed. - New York : McGra-hill book company, c 1961. - vii, 438 p. : ill. ; 23 cm.
Includes index.
340 340
Secondary education.
373 / B444p