Perception and discovery
Perception and discovery; an introduction to scientific inquiry
Edited by Willard C. Humphreys
Publisher: San Francisco, Freeman, Cooper [1970, c1969]
ISBN: 0877355096
Physical processes in geology
Physical processes in geology: a method for interpretation of natural phenomena; intrusions in igneous rocks, fractures, and folds, flow of debris and ice Arvid M. Johnson
Publisher: San Francisco : Freeman, Cooper, c1970.
ISBN: 0877353190
DDC: 551
LCC: QE33