Pierce, Douglas Cracking the toefl ibt : Proven Techniques from the test-prep experts / By Douglas Pierce and Sean Kinsell - 1st ed. 2011 Edition - New York : Random House , 2010. - viii, 546p ; PB : 27 cm. ISBN: 9780375429743 Subjects--Topical Terms: General Knowledge Dewey Class. No.: 153.94 / PIED