TY  - BOOK
AU  - Nathan, David Solomon,
AU  - Helmer-Hirsehberg, Olaff,
TI  - Analytic geometry
T2  - Prentice-hall mathematics series
AV  - QA551 N3
PY  - 1947///
CY  - New York
PB  - Prentice Hall
KW  - Geometría analítica
N1  - "answers to odd -numbered problems": p. 375-93
ER  -