APA استشهاد

(1998). World's greatest socialist thinkers: Wilhelm Liebknecht (1609-1660). Deep and Deep.

استشهاد بنمط شيكاغو

World's Greatest Socialist Thinkers: Wilhelm Liebknecht (1609-1660). New Delhi: Deep and Deep, 1998.

MLA استشهاد

World's Greatest Socialist Thinkers: Wilhelm Liebknecht (1609-1660). Deep and Deep, 1998.