Bear, H. S.
Differential equations. - Reading, Mass., Addison-Wesley Pub. Co. [1962] - 207 p. illus. 24 cm. - Addison-Wesley series in mathematics .
62009398
Differential equations.
QA372 / .B38
517.38
Differential equations. - Reading, Mass., Addison-Wesley Pub. Co. [1962] - 207 p. illus. 24 cm. - Addison-Wesley series in mathematics .
62009398
Differential equations.
QA372 / .B38
517.38