Extending the St. Lawrence Seaway navigation season :
a cost-benefit approach /
Eric Schenker and Michael Bunamo and David B. Smith, Project Assistants.

APA Citation

Schenker, E., University of Wisconsin--Madison. Sea Grant Program. (1972). Extending the St. Lawrence Seaway navigation season: a cost-benefit approach. Milwaukee: Center for Great Lakes Studies, University of Wisconsin--Milwaukee.

MLA Citation

Schenker, Eric, 1913-, and University of Wisconsin--Madison. Sea Grant Program. Extending the St. Lawrence Seaway Navigation Season: a Cost-benefit Approach. Milwaukee: Center for Great Lakes Studies, University of Wisconsin--Milwaukee, 1972.

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