000 00861nam a2200265 a 4500
001 9531
003 CY-NiPEI
005 20201223062608.0
008 170522s1971 uk d engd
020 _a0582320917
_q(pbk.)
040 _beng
_aCY-NiPEI
082 7 _a371.3944
_223
100 1 _aLeedham, John
_4aut
_910306
245 1 0 _aProgrammed learning in the schools /
_cJohn Leedham, Derick Unwin.
250 _a2nd ed.
260 _aLondon:
_bLongman,
_c1971.
300 _axv, 140 p. :
_bill. ;
_c20 cm.
490 0 _aEducation today
504 _aIncludes bibliography: p. 133-134 and index.
650 4 _aProgrammed instruction
_914053
700 1 _aUnwin, Derick
_4asn
_918108
710 2 0 _aLongman & Co.
_4pbl
_910692
911 _a013202
_e20170522
_j1971
_n371.3944 LEE
_p1
_q15
_r0
_s0
942 _2ddc
_cBK
_h371.3944 LEE
999 _c9515
_d9515