TY  - BOOK
AU  - United Nations Ocean Economics and Technology Office
ED  - United Nations Ocean Economics and Technology Office
TI  - Manganese nudules:  Dimensions and perspectives   
T2  - Natural Resources Forum Library, 2
U1  - X9(F172).1.N7, L9/UN 
PY  - 1979///
CY  - Dordracht
PB  - D Reidel         
KW  - Technological Industry
ER  -