TY - BOOK AU - Larsen,Glenn Harold TI - Mastering Harvard graphics SN - 9813091606 U1 - 006.686 20 PY - 1989/// CY - San Francisco, Singapore PB - Sybex, Tech Publications KW - Harvard graphics (Computer file) N1 - "For version 2.1, for new & experienced users, superb tutorial for graphing"--Cover; Includes index ER -