TY  - BOOK
AU  - Whittaker,Robert H.(Robert Harding),1920-.
AU  - Levin, Simon A.
TI  - NICHE: theory and application
SN  - 0470941170
PY  - 1975///
CY  - Hutchinson & Ross, Stroudsburg, Pa.
PB  - Dowden
KW  - Ecology
KW  - Species
KW  - Biotic communities
N1  - Includes bibliographies and indexes
ER  -