Biologically significant Illinois streams :
an evaluation of the streams of Illinois; based on aquatic biodiversity /
Lawrence M. Page . . .[et al.].
APA Citation
Page, L. M. (1992). Biologically significant Illinois streams: an evaluation of the streams of Illinois; based on aquatic biodiversity. Champaign, IL: Illinois Natural History Survey .
MLA Citation
Page, Lawrence M. Biologically Significant Illinois Streams: an Evaluation of the Streams of Illinois; Based On Aquatic Biodiversity. Champaign, IL: Illinois Natural History Survey , 1992.
Warning: These citations may not always be complete (especially for serials).