jurgensen,
geometry: ray; - 1 - usa: houghton mifflin company 1980, - 521, 24
no index
includes references
0-395-27517-2 (hard cover):
c--mutiple authors
QA453 / .J84 1983
geometry: ray; - 1 - usa: houghton mifflin company 1980, - 521, 24
no index
includes references
0-395-27517-2 (hard cover):
c--mutiple authors
QA453 / .J84 1983