TY - BOOK AU - Ross,Shepley L. TI - Differential equations T2 - Blaisdell book in pure and applied mathematics U1 - 515.35 22 PY - 1964///] CY - Waltham, Massachusetts PB - Blaisdell Publishing Company KW - Differential equations KW - BUEsh KW - Reading book N1 - Includes bibliographical references and index ER -