Bulletin - Illinois Natural History Survey.
APA Citation
Illinois. Natural History Survey Division. (1918). Bulletin - Illinois Natural History Survey. Urbana: State of Illinois, Dept. of Registration and Education, Natural History Survey Division.
MLA Citation
Illinois. Natural History Survey Division. Bulletin - Illinois Natural History Survey. Urbana: State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1918.
Warning: These citations may not always be complete (especially for serials).