000 00298nam a2200133Ia 4500
008 160316s1971 xxu||||| |||| 00| 0 eng d
020 _a
100 _aThomas C. Cheng
245 _aSymbiosis
250 _a1st
260 _aNEW DELHI
_bWILEY EASTERN PVT. LTD
_c1971
300 _a250
700 _a
_a
999 _c11690
_d11690