Commercial marine activity for Great Lake and inland river ports in the United States : final report.

Bibliographic Details
Corporate Author:	United States. Environmental Protection Agency. Assessment and Modeling Division
Format:	Government Document Book
Language:	English
Published:	[Ann Arbor, Mich.] : Assessment and Modeling Division, Office of Mobile Sources, U.S. Environmental Protection Agency, 1999.
Subjects:	Inland water transportation > United States > Statistics. Shipping > Great Lakes (North America) > Statistics.
Online Access:	https://purl.fdlp.gov/GPO/gpo14675