SOCIETY AFFAIRS

Autor: Finch, R. M., Kepner, Dana E., Klevorn, W. J., Johnson, W. Scott, Haskins, C. A., Towne, W. W., McEvoy, J. W., Waterman, Earle L.
Zdroj: Journal (American Water Works Association), 1933 Feb 01. 25(2), 282-291.
Databáze: JSTOR Journals