APA (7th ed.) Citation

United States. Congress. House. Committee on Un-American Activities & ProQuest (Firm). (1959). who are they? Part 10: Karl Marx. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on Un-American Activities and ProQuest (Firm). Who Are They? Part 10: Karl Marx. [Place of publication not identified]: [publisher not identified], 1959.

MLA (9th ed.) Citation

United States. Congress. House. Committee on Un-American Activities and ProQuest (Firm). Who Are They? Part 10: Karl Marx. [publisher not identified], 1959.

Warning: These citations may not always be 100% accurate.