1
Published 1983.
Subjects: ';
“...Alaska Economic conditions Mathematical models Congresses....”Report Number(s): APA 866
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2
Published [1982]
Subjects: ';
“...Susitna River Valley (Alaska) Economic conditions....”Report Number(s): APA 227 APA 370 APA 1297 SUS 51
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3
Published [1981]
Subjects: ';
“...Susitna River Valley (Alaska) Economic conditions....”Report Number(s): APA 227 APA 360 APA 361
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