Fresch. A Variorum Commentary on the Poems of John Milton. Duquesne University Press.
芝加哥风格引文Fresch. A Variorum Commentary on the Poems of John Milton. Duquesne University Press.
MLA引文Fresch. A Variorum Commentary on the Poems of John Milton. Duquesne University Press.
警告：这些引文格式不一定是100％准确.