TY  - BOOK
AU  - Callicott,J.Baird
TI  - Companion to A sand county almanac: interpretive & critical essays 
SN  - 0299112349 :
AV  - QH81.L563 C66 1987
U1  - 508.73 19
PY  - 1987///
CY  - Madison, Wis.
PB  - University of Wisconsin Press
KW  - Leopold, Aldo,
N1  - Includes bibliographical references and index
ER  -