Citazione Stile APA (7a Edizione)

Welling, W. (1976). Collector's guide nineteenth-century photographs. Collier Books.

Citazione stile Chigago Style (17a edizione)

Welling, William. Collector's Guide Nineteenth-century Photographs. Collier Books, 1976.

Citatione MLA (9a ed.)

Welling, William. Collector's Guide Nineteenth-century Photographs. Collier Books, 1976.