Vitale, Robert. Business-to-business direct marketing : analysis and Practice/ Robert Vitale, Loseph Gıglerano, Waldemar Pfoertsch - New Jersey. : Pearson, 2011. - xxvııı, 512 p. ; 25 cm. ISBN: 9780136058281 Subjects--Topical Terms: Communication in marketingDirect marketing LC Class. No.: HF5415.1263