ELEMENTARY DIFF. EQUATIONS AND BOUNDARY VALUE PROBLEMS
W. E. BOYCE
ELEMENTARY DIFF. EQUATIONS AND BOUNDARY VALUE PROBLEMS - NEW DELHI JOHN WILEY SONS 1986 - 654P
515.35/BOY/ELE
ELEMENTARY DIFF. EQUATIONS AND BOUNDARY VALUE PROBLEMS - NEW DELHI JOHN WILEY SONS 1986 - 654P
515.35/BOY/ELE