TY - BOOK AU - Wells, William, AU - Burnett, John,;Moriarty, Sandra E., ED - ED - ED - ED - TI - : principles & practice SN - 9814058556 (paperback) SN - 2 PY - 2001///46 CY - Singapore PB - Pearson Education Asia Pte. Ltd. KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Advertising N1 - Includes bibliographical references and index; 5; Professional ER -