1
by Schmidt, Markus G.
Published 1989
Subjects: ...Ocean mining -- Law and legislation -- United States...
2
Subjects: ...Ocean mining -- Law and legislation -- Canada...
3
by Eckert, Ross D.
Published 1979
Subjects: ...Marine resources conservation -- Law and legislation...
4
by Morell, James B, 1956-
Published 1992
Subjects: ...Marine mineral resources -- Law and legislation...