Hodges, W. (1991). Logic: An introduction to elementary logic. London: Penguin Books.
シカゴスタイル引用形Hodges, Wilfrid. Logic: An Introduction to Elementary Logic. London: Penguin Books, 1991.
MLA引用形式Hodges, Wilfrid. Logic: An Introduction to Elementary Logic. London: Penguin Books, 1991.
警告: この引用は必ずしも正確ではありません.