TY - BOOK AU - Wheeler, Ruric E., AU - ED - ED - ED - ED - TI - : an elementary approach SN - 0534028438 (hardback) SN - 2 PY - 1984///];copyright 198446 CY - Monterey, CA PB - Brooks/Cole Publishing KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Mathematics N1 - Includes bibliographies and index; 5 ER -