THE WORLD OF THE POLICY ANALYST SECOND EDITION
ROBERT A.HEINEMAN WILLIAM T.BLUHM STEVEN A.PETERSON1990 年出版216 页ISBN:156643047X
SELLING TODAY:AN EXTENSION OF TH4E MARKETING CONCEPT FIFTH EDITION
GERALD L.MANNING,BARRY L.REECE2222 年出版601 页ISBN:0205132502