Engen, Henry Van [et al.]
Seeing through mathematics - Illinois Scott Foresman 1967 - 3 v.
010175-v.1, 010176-v.2, 010177-v.3 (508 p.; 528 p.; 539 p.)
51(075) / S4
Seeing through mathematics - Illinois Scott Foresman 1967 - 3 v.
010175-v.1, 010176-v.2, 010177-v.3 (508 p.; 528 p.; 539 p.)
51(075) / S4