000 00827nam a2200253 a 4500
005 20250914070537.0
008 981208s1968 xxu 00 eng
039 9 _y08-18-1999
_zload
090 _aLB1607
_b.R5 1968
100 1 _aRisk, Thomas Marion,
_d 1885-
245 1 0 _aPrinciples and practices of teaching in secondary schools /
_cby Thomas M.Risk.
250 _a4th ed.
260 _aNew York :
_bAmerican Book Co.,
_c1968
300 _a517 p. :
_b illus. ;
_c 25 cm.
650 0 _aEducation
_xExperimental methods
650 0 _aEducation, Secondary
650 0 _aEducational psychology
907 _a.b11856154
_b2021-07-06
_c2019-11-12
942 _c01
_n0
_kLB1607 .R5 1968
914 _avtls000192000
991 _aPusat Pendidikan
998 _at
_b1999-05-08
_cm
_da
_feng
_gxxu
_y0
_z.b11856154
999 _c187208
_d187208