The lakes of northern Indiana and their associated marl deposits.
By W. S. Blatchley and Geo. H. Ashley.

APA Citation

Blatchley, W. S. (Willis Stanley)., Ashley, G. H. (George Hall). (1901). The lakes of northern Indiana and their associated marl deposits. [Indianapolis: Dept. of Geology and Natural Resources.

MLA Citation

Blatchley, W. S. (Willis Stanley), 1859-1940, and Geo. H. (George Hall) Ashley. The Lakes of Northern Indiana And Their Associated Marl Deposits. [Indianapolis: Dept. of Geology and Natural Resources, 1901.

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