WALLACE, R. (1975). The world of Leonardo 1452-1519. Time-Life Books.
芝加哥风格引文WALLACE, Robert. The World of Leonardo 1452-1519. Nederland: Time-Life Books, 1975.
MLA引文WALLACE, Robert. The World of Leonardo 1452-1519. Time-Life Books, 1975.
警告：这些引文格式不一定是100％准确.