00000cam a22000003a 4500 UP-1685594773861666585 Buklod 20090202171847.0 j|||||||||||||| | ta 090202s1981 xx d r |||| u| 0673153150 (iLib)UPBAG-00004735235 DLC |c DLC |d DLC QA154.2 |b .P49 QA 154.2 P49 1981 Pettofrezzo, Anthony J. Intermediate algebra a programmed approach Anthony J. Pettofrezzo, Lee H. Armstrong. Glenview, Ill. Scott, Foresman c1981. 581 p. ill. 28 cm. Includes index. Algebra Programmed instruction. Armstrong, Lee H. 1941- . UPBAG UPBAG-MAIN QA 154.2 P49 1981 Book