TY  - BOOK
AU  - McDonnell, Mark J.
AU  - Pickett, Steward T.,
TI  - Humans as components of ecosystems: the ecology of subtle human effects and populated areas 
SN  - 0387940626 (New Yor : acidfree paper)
U1  - 304.2  20
PY  - 1993///
CY  - New York
PB  - Springer-Verlag
KW  - Human ecology
KW  -  Congresses
N1  - "Based on the fourth Cary Conference"--Pref; Includes bibliographical references (p. 317-356) and index
ER  -