Hill, C., & Abad, Á. (1967). La revolución rusa. Ariel.
Chicago Style (17th ed.) CitationHill, Christopher, and Ángel Abad. La Revolución Rusa. Barcelona [etc.]: Ariel, 1967.
MLA (9th ed.) CitationHill, Christopher, and Ángel Abad. La Revolución Rusa. Ariel, 1967.
Warning: These citations may not always be 100% accurate.