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MLA

Frey, H. Thomas (Henry Thomas). "Major Uses of Land In the United States, Summary for 1969." , p.. Print

APA

Frey, H. Thomas (Henry Thomas). (1973). Major uses of land in the United States, summary for 1969.

Chicago

Frey, H. Thomas (Henry Thomas) "Major uses of land in the United States, summary for 1969" (1973): p..