RTR point & figure charting
By: by RTR Software, Inc. ; P & F charting by Ted H. Young.
Contributors: Young, Ted H.; RTR Software, Inc.
Publisher: RTR Software
Published: 1983
Place of publication: [S.l.]
Language: eng
Number of pages: 41
Subjects: RTR point and figure charting.
Other titles: R.T.R. point and figure charting.
Notes: Bibliography: leaf 39.
Includes index.