Παραπομπή σε μορφή APA (7η εκδ.)

Ridpath, J. C. (1890). Cyclopaedia of universal history: Being an account of the principal events in the career of the human race from the beginning of civilization to the present time. Jones Bros. Pub. Co..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ridpath, John Clark. Cyclopaedia of Universal History: Being an Account of the Principal Events in the Career of the Human Race from the Beginning of Civilization to the Present Time. Cincinnati: Jones Bros. Pub. Co., 1890.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ridpath, John Clark. Cyclopaedia of Universal History: Being an Account of the Principal Events in the Career of the Human Race from the Beginning of Civilization to the Present Time. Jones Bros. Pub. Co., 1890.