APA-čujuhus (7. p.)

HOOVER, E. M. (1963). Location of economic activity. McGraw-Hill.

Chicago-čujuhus (17. p.)

HOOVER, Edgar M. Location of Economic Activity. New York: McGraw-Hill, 1963.

MLA-čujuhus (9. p.)

HOOVER, Edgar M. Location of Economic Activity. McGraw-Hill, 1963.

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