Edited by Sinha, V. N. P. (1980). Recent trends and concepts in geography. Concept.
Čikaški stil citiranja (17. izdanje)Edited by Sinha, Vishwa Nath Prasad. Recent Trends and Concepts in Geography. New Delhi: Concept, 1980.
MLA način citiranja (9. izdanje)Edited by Sinha, Vishwa Nath Prasad. Recent Trends and Concepts in Geography. Concept, 1980.
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