000 00423nam a22001577a 4500
020 _a0-8224-5601-X
040 _cUDSM
050 _a LB1028.5.M2
100 1 _aMager, Robert F
_eAuthor
245 1 _aPreraring instructional objectives
250 _a2nd ed.
260 _aCalifornia.
_b : Inc. Pitman Learning.
_c1975.
300 _a136p.
_b : ill.
_c ; 21cm.
650 _a Programmed instruction
942 _2lcc
_cBK
_n0
999 _c143969
_d143969