Παραπομπή σε μορφή APA (7η εκδ.)

Riddle, G. (1899). A modern reader and speaker: Containing the best readings, recitations and orations of the world's most celebrated authors and orators. Duffield.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Riddle, George. A Modern Reader and Speaker: Containing the Best Readings, Recitations and Orations of the World's Most Celebrated Authors and Orators. [New York]: Duffield, 1899.

Παραπομπή σε μορφή MLA (8th εκδ.)

Riddle, George. A Modern Reader and Speaker: Containing the Best Readings, Recitations and Orations of the World's Most Celebrated Authors and Orators. Duffield, 1899.