Teo, Adeline. Swell: a writing method to help English language learners/ Adeline Teo. - Washington, D.C. : English Teaching Forum, c2006-2008. - v45 n4, pages18-25: illustrations; 27 cm. ISSN: 1559-663X Subjects--Topical Terms: Language and languages. Dewey Class. No.: DPer 420.705 En36 c2006-2008