Lua APA (7ú heag.)

Zumoff, J. A. (2014). The Communist International and US Communism, 1919-1929. Brill.

Lua i Stíl Chicago (17ú heag.)

Zumoff, Jacob A. The Communist International and US Communism, 1919-1929. Leiden, Netherlands: Brill, 2014.

Lua MLA (9ú heag.)

Zumoff, Jacob A. The Communist International and US Communism, 1919-1929. Brill, 2014.

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