Boyle, M. O. (1991). Petrarch's genius: Pentimento and prophecy. University of California Press.
芝加哥风格引文Boyle, Marjorie O'Rourke. Petrarch's Genius: Pentimento and Prophecy. Berkeley: University of California Press, 1991.
MLA引文Boyle, Marjorie O'Rourke. Petrarch's Genius: Pentimento and Prophecy. University of California Press, 1991.
警告：这些引文格式不一定是100％准确.