000 00249nam a2200085Ia 4500
008 180225s1990 CNT 000 0 und d
245 1 0 _aConservation of the Earth's Resources
264 0 _aLondon :
_bBahá'í Publishing Trust
_c1990
690 _aENVIRONMENT
999 _c11922
_d11922