Cita APA (7a ed.)
Sanders, J. Photography Year Book 1975. Fountain Press.
Cita estilo Chicago (17a ed.)
Sanders, John. Photography Year Book 1975. Londres, Inglaterra: Fountain Press.
Cita MLA (9a ed.)
Sanders, John. Photography Year Book 1975. Fountain Press.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.