Economic analysis of the silver industry.

Manylion Llyfryddiaeth
Prif Awdur:	Charles River Associates
Awdur Corfforaethol:	United States. General Services Administration. Property Management and Disposal Service
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Cambridge, Mass. CRA 1969.
Pynciau:	Silver.