Παραπομπή σε μορφή APA (7η εκδ.)

Ashworth, H. (1861). A tour in the United States, Cuba, and Canada ..: A course of lectures delivered before the members of the Bolton mechanics' institution. A.W. Bennett; [etc..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ashworth, Henry. A Tour in the United States, Cuba, and Canada ..: A Course of Lectures Delivered Before the Members of the Bolton Mechanics' Institution. London: A.W. Bennett; [etc., 1861.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ashworth, Henry. A Tour in the United States, Cuba, and Canada ..: A Course of Lectures Delivered Before the Members of the Bolton Mechanics' Institution. A.W. Bennett; [etc., 1861.