Ong, W. J. (1951). Ponte Vecchio, in Florence, Italy, at sunset.
Chicagoスタイル(17版)引用形式Ong, Walter J. Ponte Vecchio, in Florence, Italy, at Sunset. 1951.
MLA(8版)引用形式Ong, Walter J. Ponte Vecchio, in Florence, Italy, at Sunset. 1951.
警告: この引用は必ずしも正確ではありません.