000 00353nam a22001337a 4500
082 _a375
_bTYL.S
100 _aTyler,Ralph W
245 _aBasic principles of curriculum and instruction /
_cby Ralph W Tyler
250 _a1st ed.
260 _aLondon :
_bUniversity of Chicago press,
_c1949.
300 _a128p. :
650 _aCurriculum
942 _cBK
999 _c630062
_d630062