Modern school mathematics : structure and method / Mary P. Dol ciani ...[et al] - New ed. - Boston : Houghton Mifflin, n.d. - xi, 497 p. : ill. (some col.) ; 24 cm. Course 2, teachers edition. Includes index. Subjects--Topical Terms: Mathematics--Study and teaching, Secondary. Dewey Class. No.: 510 MOD