TY - BOOK AU - Zill, Dennis G. TI - A first course in differential equations with modeling applications SN - 981-240-311-6 U1 - Circ. 515.35 Z65f 2000 7th ed. PY - 2000/// CY - Singapore : PB - Brooks/Cole, KW - 1. Differential equations N1 - includes index ER -