RONALD W.RAVEN AND P.E.THOMPSON HANCOCK1952 年出版265 页ISBN:
English Language Practice Tests
Paul K S Chung & Maria K Y Chung1979 年出版111 页ISBN:
COMPUTER MODELS IN OPERATIONS MANAGEMENT:A COMPUTER-AUGMENTED SYSTEM SECOND EDITION
ROY D.HARRIS MICHAEL J.MAGGARD2222 年出版230 页ISBN:0060426640