Earth materials /
[by] W. G. Ernst.
APA Citation
Ernst, W. G. (Wallace Gary). (1969). Earth materials. Englewood Cliffs, N.J.: Prentice-Hall.
MLA Citation
Ernst, W. G. (Wallace Gary), 1931-. Earth Materials. Englewood Cliffs, N.J.: Prentice-Hall, 1969.
Warning: These citations may not always be complete (especially for serials).