Natural Resource Forum Library

Copper: The Next Fifteen Years: A United Nations Study

Natural Resource Forum Library, nr. 1

Autor W. Gluschke et al.

31 dec 1978

Preț: 617^.72 lei 726^.72 lei

43-57 zile

-15%

Manganese Nodules: Dimensions and Perspectives

Natural Resource Forum Library, nr. 2

Editat de The United Nations Ocean Economics and Technology Office

31 iul 1979

Preț: 617^.39 lei 726^.35 lei

43-57 zile

-15%