000
002760000a22001090004500
245
_a
Educational planning in perspective.
100
_a
Green, Thomas, ed.
260
_a
Surrey
_b
IPC Science and Technology Press
_c
1971
080
_a
37.001
_b
G7
041
_a
EN
942
_c
BK
999
_c
109085
_d
109085