Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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