TY  - BOOK
AU  - Pollard, E.
AU  - Yates, T. J.
ED  - Institute of Terrestrial Ecology.
ED  - Joint Nature Conservation Committee (Great Britain)
TI  -  Monitoring butterflies for ecology and conservation: the British butterfly monitoring scheme 
SN  - 0412402203 (acidfree paper)
U1  - 595.789  22
PY  - 1993///
CY  - London, UK,  New York, NY, USA
PB  - Chapman & Hall
KW  - Butterflies
KW  -  Ecology
KW  - Great Britain
KW  -  Monitoring
KW  - Wildlife conservation
N1  - "Published in association with the Institute of Terrestrial Ecology (Natural Environmental Research Council) and the Joint Nature Conservat ion Committee."; Includes bibliographical references (p. [255]-265) and indexes
ER  -