Echevarria Jana. Making Content Comprehensible For English Learners: the SIOP model/ Jana Echevarria...[et al.]. - 3rd ed. - New York: Pearson, 2008. - xvii,268 p. : ill. ; includes bibliographical references and index ISBN: 9780205518869 Subjects--Topical Terms: Content. LC Class. No.: PE1128.A2E28 2008