Edited by Holly, B. P. (1989). Themes in geographic thought. Rawat.
Čikaški stil citiranja (17. izdanje)Edited by Holly, Brian P. Themes in Geographic Thought. Jaipur: Rawat, 1989.
MLA način citiranja (9. izdanje)Edited by Holly, Brian P. Themes in Geographic Thought. Rawat, 1989.
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