Παραπομπή σε μορφή APA (7η εκδ.)

Tappan, H. P. (1855). The growth of cities: A discourse delivered before the New York geographical society, on the evening of March 15th, 1855. R. Craighead.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Tappan, Henry Philip. The Growth of Cities: A Discourse Delivered Before the New York Geographical Society, on the Evening of March 15th, 1855. New York: R. Craighead, 1855.

Παραπομπή σε μορφή MLA (8th εκδ.)

Tappan, Henry Philip. The Growth of Cities: A Discourse Delivered Before the New York Geographical Society, on the Evening of March 15th, 1855. R. Craighead, 1855.