Small-scale gold mining a geographic perspective of the use and development of a mineral resource

Bibliografiske detaljer
Hovedforfatter:	Bayle, Romeo L.
Format:	Thesis
Sprog:	English
Udgivet:	1999.
Fag:	Gold mine and mining > Philippines > Gumaus (Paracale, Camarines Norte). Gumaus (Paracale, Camarines Norte) > Economic conditions.