APA (7th ed.) Zitazioa

Schulmeister, D. (1971). Some basic questions on foreign trade planning. The Institute of National Planning.

Chicago Style (17th ed.) Zitazioa

Schulmeister, Dieter. Some Basic Questions on Foreign Trade Planning. Cairo: The Institute of National Planning, 1971.

MLA (9th ed.) Zitazioa

Schulmeister, Dieter. Some Basic Questions on Foreign Trade Planning. The Institute of National Planning, 1971.

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