000 00605nam a22002171a 4500
003 AR-BaBNM
005 20221222215538.0
007 ta
007 cr |||||||||||
008 130830s1989 xx 000 0 ||||||eng d
035 _a000164410
040 _aAR-BaBNM
_bspa
_eaacr
080 _a371.67
100 1 _aSeguin, Roger
245 1 4 _aThe elaboration of school textbooks :
_bmethodological guide /
_cRoger Seguin.
260 _a[S.l.] :
_bUNESCO,
_c1989.
300 _a63 p.
655 4 _aLibros de texto
856 4 _uhttp://unesdoc.unesco.org/images/0008/000869/086964e.pdf
942 _2udc
_cLIBRO
999 _c156918
_d156918