Technical documentation for GBF/Polygon
Subtitle: a system of computer codes for defined polygonal areas to a GBF/Dime file
By: [U.S. Department of Commerce, Bureau of the Census. Geography Division].
Series: GBF/Dime system : User program series ; GEO-UPS 2
Publisher: U.S. Department of Commerce, Bureau of the Census
Place of publication: [Washington]
Number of pages: 152
Subjects: Computer programs.; United States -- Census -- Computer programs.