Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Roper, D. C. (1974). The distribution of middle woodland sites within the environment of the Lower Sangamon River, Illinois. Illinois State Museum.

Chicago Citation Edition Citation

Roper, Donna C. The Distribution of Middle Woodland Sites Within the Environment of the Lower Sangamon River, Illinois. Springfiled: Illinois State Museum, 1974.

MLA Citation Edition Citation

Roper, Donna C. The Distribution of Middle Woodland Sites Within the Environment of the Lower Sangamon River, Illinois. Illinois State Museum, 1974.