TY  - BOOK
AU  - Joseph
AU  - Frances,Gies
ED  - 
TI  - Leonard of Pisa and the New Mathmatics of the Middle Ages, 1969Rep
U1  - 510.7 Jos/Leo 
PY  - 1969///
CY  - N.D.
PB  - New Classic Library Inc.
KW  - Mathematics
N1  - B
ER  -