Introductory geology
Subtitle: a programmed text
By: [by] Dennis P. Cox & Helen R. Cox
Contributors: Cox, Helen R.
Edition: Preliminary ed.
Publisher: W.H. Freeman
Published: 1965
Place of publication: San Francisco
Language: eng
Number of pages: 268
Subjects: Geology; Programmed instruction
Notes: First 140 pages printed on rectos of each leaf; p. 141-268 inverted on versos.