Walda,Dick. (1976). Nearest neighbour is 170 km away: A journey into the Soviet Union. Progress publishers.
Παραπομπή Chicago StyleWalda,Dick. Nearest Neighbour Is 170 Km Away: A Journey into the Soviet Union. Moscow: Progress publishers, 1976.
Παραπομπή MLAWalda,Dick. Nearest Neighbour Is 170 Km Away: A Journey into the Soviet Union. Progress publishers, 1976.
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