APA stil citiranja

Spencer, H. (1891). Essays: Essays : scientific, political and speculative. Vol. 3 Essays.

Chicago stil citiranja

Spencer, Herbert. "Essays: Essays : scientific, political and speculative. Vol. 3." 1891.

MLA stil citiranja

Spencer, Herbert. "Essays: Essays : scientific, political and speculative. Vol. 3." 1891.

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