Spevacek, V. (1966). Some Problems of Constructing The Long-Term Projection in Czechoslovakia. The institute of national planning.
Chicago-Zitierstil (17. Ausg.)Spevacek, Vojtech. Some Problems of Constructing The Long-Term Projection in Czechoslovakia. Cairo: The institute of national planning, 1966.
MLA-Zitierstil (9. Ausg.)Spevacek, Vojtech. Some Problems of Constructing The Long-Term Projection in Czechoslovakia. The institute of national planning, 1966.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.