TY  - BOOK
AU  - O'Dunn,Shannon
AU  - Sill,William D.
TI  - Exploring geology: introductory laboratory activities 
SN  - 0132956683
PY  - 1986///
CY  - Englewood Cliffs, N. J.
PB  - Prentice-Hall
KW  - Geology
KW  - Maps
KW  - Laboratory manuals
KW  - Study and teaching (Higher)
N1  - Formerly published as general geology of the Western United States
ER  -