Geologic maps of the Late Cretaceous rocks, southwestern Minnesota, M-69, Plate2.

APA Citation

(1990). Geologic maps of the Late Cretaceous rocks, southwestern Minnesota, M-69, Plate2. .

MLA Citation

Geologic Maps of the Late Cretaceous Rocks, Southwestern Minnesota, M-69, Plate2. , 1990.

Warning: These citations may not always be complete (especially for serials).