APA
Pearcy G. E., Klimm L. E. & Harcourt Brace & Company (1921-1959). (1940). Introductory economic geography. New York: Harcourt, Brace and Company.
Chicago
Pearcy George Etzel, Klimm Lester Earl and Harcourt Brace & Company (1921-1959). 1940. Introductory economic geography. New York: Harcourt, Brace and Company.
Harvard
Pearcy G. E., Klimm L. E. and Harcourt Brace & Company (1921-1959). (1940). Introductory economic geography. New York: Harcourt, Brace and Company.
MLA
Pearcy George Etzel, Klimm Lester Earl and Harcourt Brace & Company (1921-1959). Introductory economic geography. New York: Harcourt, Brace and Company. 1940.
TekstSzczegóły wydania: New York : Harcourt, Brace and Company, 1940.Wydanie: 2d edOpis: VIII, [2], 501 s., 25 s. tabl. : il. ; 29 cmTyp zawartości: 
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