General geology of Guam /
by Joshua I. Tracey...[et al.].
-- Washington : United States Government Printing Office, 1964
- 104 p. + map. --
(Geological Survey Professional Paper ; 403-A).
Geología
Guam ( Islas Marianas )
55(967.2)
Geología
Guam ( Islas Marianas )
55(967.2)