National geographic research. - Washington, D.C.: National Geographic Society, 1985-1988. - v.: ill., fgr., tbl.; 24 cm. - Quarterly - vol. 1, no. 1, (1985)-

Library has: vol. 1, no. (1-4), 1985 -- vol. 2, no. (1-4), 1986 -- vol. 3, no. (1-4), 1987 -- vol. 4, no. (1-4), 1988.


Geographical research--Periodicals.
Coğrafi araştırma--Süreli yayınlar.

910.5 / NAT

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