Gies, Joseph.

Leonard of Pisa and the new mathematics of the Middle Ages, by Joseph and Frances Gies. Illustrated by Enrico Arno. - New York, Crowell [1969] - 127 p. illus. 21 cm.

Bibliography: p. 115-121.

LCCN: 71081952 //r862

Subjects--Personal Names:
Fibonacci, Leonardo, ca. 1170-ca. 1240.

Subjects--Topical Terms:
Mathematics--History.

LC Class. No.: QA29.F5 / G5

Dewey Class. No.: 510/.0924 B