Schneierson, V. (1987). Frederick Engels: His life and work. Moscow: Progress Publishers.
Chicagoスタイル(17版)引用形式Schneierson, Vic. Frederick Engels: His Life and Work. Moscow: Progress Publishers, 1987.
MLA(8版)引用形式Schneierson, Vic. Frederick Engels: His Life and Work. Moscow: Progress Publishers, 1987.
警告: この引用は必ずしも正確ではありません.