Dyfyniad APA

Lovell, R. P., Folts, J. A., & Zwahlen, F. C. (1996). Two centuries of shadow catchers: A compact history of photography. Delmar Publishers.

Dyfyniad Arddull Chicago

Lovell, Ronald P., James A. Folts, and Fred C. Zwahlen. Two Centuries of Shadow Catchers: A Compact History of Photography. Albany, NY: Delmar Publishers, 1996.

Dyfyniad MLA

Lovell, Ronald P., et al. Two Centuries of Shadow Catchers: A Compact History of Photography. Delmar Publishers, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.