Mathematical pursuits, one /
Wigle, Robert.
Mathematical pursuits, one / Robert Wigle, Paul Dowling and Paul Jennings. - Toronto : Macmillan, 1973. - 356 p.
Mathematics
Mathematical pursuits, one / Robert Wigle, Paul Dowling and Paul Jennings. - Toronto : Macmillan, 1973. - 356 p.
Mathematics