Lua APA (7ú heag.)

Frumkin, A. B. (1969). Modern theories of international economic relations. Progress Pub..

Lua i Stíl Chicago (17ú heag.)

Frumkin, A. B. Modern Theories of International Economic Relations. Moscow: Progress Pub., 1969.

Lua MLA (9ú heag.)

Frumkin, A. B. Modern Theories of International Economic Relations. Progress Pub., 1969.

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