TY  - BOOK
AU  - Harper,John L.
TI  - Population biology of plants
SN  - 0123258529
PY  - 1977///
CY  - London
PB  - Academic Press
KW  - Population biology
KW  - Geographical distribution of animals and plants
KW  - Plant populations
N1  - Includes bibliographical references and references
ER  -