000
00273nam a2200097Ia 4500
008
231207s9999 xx 000 0 und d
082
_a
370.15
_b
BOA
100
_a
Boardman, Charles W.
245
0
_a
Deomocratic supervision in secondary schools
260
_b
Houghton Mifflin Company
999
_c
1750
_d
1750