TY  - BOOK
AU  - Lake, Rosalind.
TI  - Differential equations: an elementary approach 
SN  - 9781647256876
U1  - DC 515.35 L148 2025 
PY  - 2025///
CY  - New York
PB  - NY Research Press
KW  - Differential equations
N1  - Includes index
ER  -