TY  - BOOK
AU  - Waltman,Paul E.
TI  - A second course in elementary differential equations
SN  - 0127339108
AV  - QA371 WAT 1986
U1  - 515.3/5 19
PY  - 1986///
CY  - Orlando
PB  - Academic Press
KW  - Differential equations
N1  - INCLUDES INDEX; Includes bibliographies and index
ER  -