8516
Encyclopedia of geographic information sources. U.S. volume
Detroit, Mich.
Gale Research
c1987
437p
Includes index
Jennifer Mossman, editor
4th ed
Ref.
Information services - United States - Directories ، Business
Information services - Directories ، United States
Business - Bibliography ، Reference books
United States - bibliography ، Reference books
HF
5343
.
E53
1987
TI
AU Mossman, Jennifer
CL
