TY  - BOOK
AU  - Ward,Dederick C.
AU  - Bier,Robert A.
AU  - Wheele,Marjorie W.
TI  - Geologic reference sources: a subject and regional bibliography of publications and maps in the geological sciences 
PY  - 1981///
CY  - Metuchen, N.J.
PB  - Scarecrow Press
KW  - Geology
KW  - Bibliography
N1  - Includes indexes
ER  -