TY  - BOOK
AU  - Ricardo,Henry
TI  - A modern introduction to differential equations
SN  - 0618042393 (hardcover : alk. paper)
AV  - QA371 .R357 2009
PY  - 2003///
CY  - Boston
PB  - Houghton Mifflin Company
KW  - Differential equations
ER  -