TY  - BOOK
AU  - Tapp,B.A.
AU  - Watkins,J.R.
TI  - Energy and mineral resource systems: an introduction 
SN  - 0521302870
AV  - TN263.5 .T36 1988
U1  - 333.79 19
PY  - 1990///
CY  - Cambridge [England], New York
PB  - Cambridge University Press
KW  - Energy minerals
KW  - Mines and mineral resources
N1  - includes index; Includes bibliographical references (p. 146-150)
UR  - http://www.loc.gov/catdir/description/cam031/86011722.html
UR  - http://www.loc.gov/catdir/enhancements/fy0907/86011722-t.html
ER  -