A guide to the study of fresh-water biology
Subtitle: with special reference to aquatic insects and other invertebrate animals and phyto-plankton
By: by James G. Needham and Paul R. Needham.
Contributors: Needham, Paul R. 1902-1964.
Edition: 4th ed., rev. and enl.
Publisher: New York, Comstock Pub. Co.
Published: 1941
Place of publication: Ithaca
Language: eng
Number of pages: 88
Subjects: Freshwater biology.; Aquatic insects.