A revised key to the British water bugs (Hemiptera-Heteroptera)
By:  with notes on their ecology by T.T. Macan.
Contributors: Freshwater Biological Association.
Edition: 2nd ed.
Series: Scientific publication (Freshwater Biological Association) -- no.16
Publisher: Freshwater Biological Association
Published: 1965
Place of publication: Ambleside
Language: eng