This changing earth;
an introduction to geology,
by John A. Shimer. Drawings by Genevieve Shimer.
APA Citation
Shimer, J. A. (1968). This changing earth: an introduction to geology. [1st ed.] New York: Harper & Row.
MLA Citation
Shimer, John A. This Changing Earth: an Introduction to Geology. [1st ed.] New York: Harper & Row, 1968.
Warning: These citations may not always be complete (especially for serials).