Walkinshaw Ian Learning politeness Disagreement in a second language Walkinshaw Ian - Oxford Peter Lang 2009 - 297p cm. - Contemporary studies in descriptive linguistics; 24 . ISBN: 9783039115273 (pbk) 2605.03 Standard No.: 243,507 Source: 88, 14/09/2010, Om Book Distributors Textual Subjects--Topical Terms: LINGUISTICS Dewey Class. No.: P111:(T:3), P9