TY - BOOK AU - Cody, William James, AU - Waite, W. M. ED - ED - ED - ED - SN - 138220646 SN - 2 PY - 1980///];copyright 198046 CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Data processing KW - Functions N1 - Bibliography: p. 265-266; 5 ER -