Não informado. (1956). Photographic Journal. Royal Photographic Society.
Chicagoスタイル(17版)引用形式Não informado. Photographic Journal. London: Royal Photographic Society, 1956.
MLA(8版)引用形式Não informado. Photographic Journal. Royal Photographic Society, 1956.
警告: この引用は必ずしも正確ではありません.