Srein, Z. (1976). Planning the Volume of Investment the Long-run Period. The Institute of National Planning.
Tohutoru Kātū Chicago (17th ed.)Srein, Zdenek. Planning the Volume of Investment the Long-run Period. Cairo: The Institute of National Planning, 1976.
Tohutoro MLA (9th ed.)Srein, Zdenek. Planning the Volume of Investment the Long-run Period. The Institute of National Planning, 1976.
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