求购二手书

RoseGao

求两本书：
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7 l! ]1 W( d7 [7 _. V# q+ c( YeBusiness: A Canadian Perspective for a Networked World (4th Edition) by Gerald Trites
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Computer Graphics through OpenGL: From Theory to Experiments, 2nd Edition, Sumanta Guha, 2014, CRC Press
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