Lua APA (7ú heag.)

(1989). Geography And Development A World Regional Approach Ed. James S. Fisher. Merril.

Lua i Stíl Chicago (17ú heag.)

Geography And Development A World Regional Approach Ed. James S. Fisher. Merril, 1989.

Lua MLA (8ú heag.)

Geography And Development A World Regional Approach Ed. James S. Fisher. Merril, 1989.

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