Shtromas, A., & Kaplan, M. A. (1988). The Soviet Union and the challenge of the future. Paragon House.
Dyfyniad Arddull ChicagoShtromas, Alexander, and Morton A. Kaplan. The Soviet Union and the Challenge of the Future. New York: Paragon House, 1988.
Dyfyniad MLAShtromas, Alexander, and Morton A. Kaplan. The Soviet Union and the Challenge of the Future. Paragon House, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.