Pappas, Theoni
The joy of mathematics: discovering mathematics all around you - San Carlos, CA : Wide World Pub./Tetra, [c1989] - 240 p.
9780933174658
QA93
The joy of mathematics: discovering mathematics all around you - San Carlos, CA : Wide World Pub./Tetra, [c1989] - 240 p.
9780933174658
QA93