Boyce, William E. Persamaan perbezaan permulaan dan masalah nilai sempadan / William E. Boyce, Richard C. DiPrima ; diterjemahkan, Md. Abu Omar Awang - 4th ed. - Pulau Pinang : Penerbit USM, c1997 - xv, 753 p. : ill. ; 24 cm. Includes index ISBN: 9789838611381 9838611387 Subjects--Topical Terms: Differential equationsBoundary value problems