Παραπομπή σε μορφή APA (7η εκδ.)

Watson, H. C., & Croome, W. (1851). The old bell of independence, or, Philadelphia in 1776: With illustrations. Lindsay and Blakiston.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Watson, Henry C., και William Croome. The Old Bell of Independence, or, Philadelphia in 1776: With Illustrations. Philadelphia: Lindsay and Blakiston, 1851.

Παραπομπή σε μορφή MLA (8th εκδ.)

Watson, Henry C., και William Croome. The Old Bell of Independence, or, Philadelphia in 1776: With Illustrations. Lindsay and Blakiston, 1851.