Ocean manganese nodules:
metal values and mining sites
[by] D. R. Horn, B. M. Horn and M. N. Delach.

APA Citation

Horn, D. R., Delach, M., Horn, B., Underwater Mining Institute (4th : 1973 : University of Wisconsin Sea Grant Program). (1973). Ocean manganese nodules: metal values and mining sites. Washington: Office for the International Decade of Ocean Exploration, National Science Foundation.

MLA Citation

Horn, David R, M.N Delach, B.M Horn, and Underwater Mining Institute (4th : 1973 : University of Wisconsin Sea Grant Program). Ocean Manganese Nodules: Metal Values And Mining Sites. Washington: Office for the International Decade of Ocean Exploration, National Science Foundation, 1973.