Carlsson, G. Cohen, Ralph L. McGraw-Hill Companies text New York, N.Y McGraw-Hill School Division 2002 monographic 7 v. : col. ill. ; 29 cm. Senior program authors, Gunnar Carlsson and Ralph L. Cohen. Mathematics 372 MCG 2002 A013 Or. 002100126X (level 3) 9780021001262 (level 3) 0021001278 (level 4) 9780021001279 (level 4) 0021001286 (level 5) 9780021001286 (level 5) 0021001294 (level 6) 9780021001293 (level 6)