GEOCOM programs: Geosystems, P.O. Box 1024, Westminster, London SW1, England. Published irregularly, single copies $8 (US) or subscriptions at $30 (US) for five issues; first 10 issues special at $40 (US)
D.F. MerriamVolume:
1
Year:
1975
Language:
english
Pages:
2
DOI:
10.1016/0098-3004(75)90013-8
File:
PDF, 140 KB
english, 1975