Dyfyniad APA

Khan, D. N. (1998). Quantitative methods in geographical research. Concept.

Dyfyniad Arddull Chicago

Khan, Dr.(Mrs.) Najma. Quantitative Methods in Geographical Research. New Delhi: Concept, 1998.

Dyfyniad MLA

Khan, Dr.(Mrs.) Najma. Quantitative Methods in Geographical Research. Concept, 1998.

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