Piaggio, H.T.H.
An Elementary treatise on differential equations : and their applications - New rev. ed. - London G.Bell & Sons 1933 - xviii, 256, xxviip. : ill.
DIFFERENTIAL EQUATIONS
517.9 / P5
An Elementary treatise on differential equations : and their applications - New rev. ed. - London G.Bell & Sons 1933 - xviii, 256, xxviip. : ill.
DIFFERENTIAL EQUATIONS
517.9 / P5