000 00434nam a2200157Ia 4500
008 200204s9999 xx 000 0 und d
082 _aKL 500
100 _a"National Organizing Committee, Bharat Jan Vigyan Jatha 1987 "
245 0 _aNature society and science
260 _aTrivandrum
260 _bKerala sastra Sahitya Parishad
260 _c1980
300 _a49p.
650 _aScience-Environmental aspects
942 _cBK
999 _c48314
_d48314