Lyons, E. (1967). Workers' paradise lost: Fifty years of Soviet communisms: a balance sheet. Funk, Wagnalls.
Chicago-Zitierstil (17. Ausg.)Lyons, Eugene. Workers' Paradise Lost: Fifty Years of Soviet Communisms: A Balance Sheet. New York: Funk, Wagnalls, 1967.
MLA-Zitierstil (8. Ausg.)Lyons, Eugene. Workers' Paradise Lost: Fifty Years of Soviet Communisms: A Balance Sheet. Funk, Wagnalls, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.