The economic viability of deep seabed mining
By: by Douglas DeWitt Southgate, Jr
Published: 1981
Language: eng
Number of pages: 170
Notes: Vita.

Thesis (Ph. D.)--University of Wisconsin-Madison, 1980.

Bibliography: leaves 165-170.

Microfilm. Ann Arbor, MI : University Microfilms International, [1981?] 1 microfilm reel.  35 mm. ([Publication] / University Microfilms International ; 81-10099)