Tomlinson,A.C. The parallel curriculum: a design to develop learner potential and challenge advanced learners/ Carol Ann Tomlinson; Sandra, N.Kaplan; Joseph S.Renzulli; and Jeanne H. Purcell...[et Al] - 2nd - U.K Corwin, 2009. - xviii, 311p.: ill.; 27 cm. includes bibliographical reference and index ISBN: 9781412961318 LC Class. No.: DUCE LC3993.2.P34