Identification of macroinvertebrate samples for state E.P.A. /
by Donald W. Webb, ... [et al.]
APA Citation
Webb, D. W., Illinois. Section of Faunistic Surveys and Insect Identification., Illinois. Natural History Survey Division. (1984). Identification of macroinvertebrate samples for state E.P.A.. Champaign, Ill.: Illinois Natural History Survey.
MLA Citation
Webb, Donald W, Illinois. Section of Faunistic Surveys and Insect Identification, and Illinois. Natural History Survey Division. Identification of Macroinvertebrate Samples for State E.P.A.. Champaign, Ill.: Illinois Natural History Survey, 1984.
Warning: These citations may not always be complete (especially for serials).