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: 637^.78 lei 750^.33 lei

6-8 săpt.

-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: 637^.46 lei 749^.95 lei

6-8 săpt.

-15%