Illinois trapper survey report.
APA Citation
Illinois. Natural History Survey Division. (19992000200203). Illinois trapper survey report. [Champaign, Ill.]: Illinois Natural History Survey.
MLA Citation
Illinois. Natural History Survey Division. Illinois Trapper Survey Report. [Champaign, Ill.]: Illinois Natural History Survey, 19992000200203.
Warning: These citations may not always be complete (especially for serials).