TY  - BOOK
AU  - RAYMOND L WILDER
TI  - EVOLUTION OF MATHEMATICAL CONCEPTS AN ELEMENTARY STUDY
U1  - GN510 W645 E 
PY  - 1965///
CY  - NEW YORK
PB  - JOHN WILEY & SONS, INC.
KW  - EVOLUTION OF MATHEMATICAL CONCEPTS AN ELEMENTARY STUDY
N1  - MODERN BOOK HOUSE
ER  -