Ruddell, Robert B. Upside and down / [electronic resource] / Robert B. Ruddell, Mark Taylor, Phylliss J. Adams.. — Boston : : Allyn and Bacon,, [c1978]. — 156 p. : : ill. (chiefly col.) ; 25 cm. — (Allyn and Bacon reading program, Level 9). [v. 1. Student text] -- [v. 2]. Workbook (teacher's ed.) -- [v. 3]. Teacher's ed. ISBN: 0205545114 : $5.96 9780205545117 LCCN: 76044961 Subjects--Topical Terms: Reading (Elementary)Language arts (Elementary) LC Class. No.: PE1121 / .A44 1978 Dewey Class. No.: E