TY  - BOOK
AU  - Allen,John L.
TI  - Environment 1992/93  / 
SN  - 156134088X
PY  - 1992///
CY  - Virginia : 
PB  - The Dushkin Publishing Group , 
KW  - Environment
KW  - Periodicals
N1  -  Includes bibliographical references
ER  -