000 00555nam a2200193Ia 4500
008 220516s9999 xx 000 0 und d
020 _a8170351391
041 _aeng
082 _a574.6
_bWEL/E
100 _aWeldon, George P.
245 0 _aEconomic biology and vocational education
_b: A study of agriculture and zoology
_c / by George P. Weldon
260 _aDelhi:
_bDaya Publishing House,
_c1995.
300 _aix, 457p.
650 _aBiology
650 _aLepidoptera
650 _aLife science
650 _aVocational education
942 _cBK
999 _c3035
_d3035