000 00319nam a2200121Ia 4500
008 220201s1991 xx 000 0 eng d
041 _aENG
100 _aDHEER,SUDERSHAN
245 0 _aWORLD OF SYMBOLS/LOGIC & TRADEMARKS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1991
300 _a195
942 _2ddc
999 _c60888
_d60888