Ekotass. (1964). Moscow official business and travel guide. Switzerland: Ekotass.
シカゴスタイル引用形Ekotass. Moscow Official Business and Travel Guide. Switzerland: Ekotass, 1964.
MLA引用形式Ekotass. Moscow Official Business and Travel Guide. Switzerland: Ekotass, 1964.
警告: この引用は必ずしも正確ではありません.