Lakin, William D books & textbook
Topics in Ordinary Differential Equations by Lakin, William D., Sanchez, David A. (1982) Paperback
Dover Pubns / Paperback
Topics in ordinary differential equations: a potpourri
Prindle, Weber & Schmidt /1970T Paperback / 154 Pages
isbn-10: 0871501104 / isbn-13: 9780871501103