Terrestrial acari of the british isles : An Introduction to their morphology, biology and classification - G. Owen Evans; J.G. Sheals D. Macfarlane (London Printed by order of the trustees of the british museum, 1961)
G. Owen Evans; J.G. Sheals & D. Macfarlane: Terrestrial acari of the british isles : An Introduction to their morphology, biology and classification. London. Printed by order of the trustees of the british museum, 1961.--(632.6542EVA)
ENGLISH