00532nam a2200181Ia 4500 170901s1984 xx 000 0 und d 553.61095484 C42C Clay Mirerals Society of India Clays And Clay Minerals Research in Andhra Pradesh Hyderabad Clay Minerals Society of India 1984 71 Pure Sciences Science of the earth and other worlds Andhra Pradesh Clay minerals Research ddc BK 5943 5943 0 0 ddc 0 0 RAU RAU 2017-10-18 0 553.61095484 C42C 41336 2017-10-18 2017-10-18 BK