Monitoring butterflies for ecology and conservation the British butterfly monitoring scheme - Pollard, Ernest; Institute of Terrestrial Ecology. Joint Nature Conservation Committee (Great Britain).; Yates, Tina J. (London Chapman & Hall, 1993)
"Published in association with the Institute of Terrestrial Ecology (Natural Environmental Research Council) and the Joint Nature Conservation Committee."
Keywords: Butterflies -- Ecology. -- Great Britain; Butterflies -- Monitoring -- Great Britain; Wildlife conservation -- Great Britain