Description based on: 1977.
1977 and 1978.
Mode of access: Internet.
bib
http://hdl.handle.net/2027/umn.31951000648878a
http://hdl.handle.net/2027/mdp.39015071129640
http://hdl.handle.net/2027/mdp.39015071129632
http://hdl.handle.net/2027/mdp.39015071129624
http://hdl.handle.net/2027/mdp.39015071129616
http://hdl.handle.net/2027/mdp.39015071129608
http://hdl.handle.net/2027/mdp.39015071129590
http://hdl.handle.net/2027/mdp.39015071129582
http://hdl.handle.net/2027/mdp.39015071129574
http://hdl.handle.net/2027/mdp.39015071129566
http://hdl.handle.net/2027/mdp.39015071129558
http://hdl.handle.net/2027/mdp.39015071129533
http://hdl.handle.net/2027/mdp.39015071129525
http://hdl.handle.net/2027/mdp.39015071129517
http://hdl.handle.net/2027/umn.31951000648875g
http://hdl.handle.net/2027/umn.31951000648877c
http://hdl.handle.net/2027/umn.31951000648876e
eng
[Ann Arbor, Mich.] : Great Lakes Basin Commission
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements.
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