Crossley,J.N, & Crossley, J. N. (1972). What is mathematical logic? Dover Publications.
シカゴスタイル引用形Crossley,J.N, , John N. Crossley. What Is Mathematical Logic? New York: Dover Publications, 1972.
MLA引用形式Crossley,J.N, , John N. Crossley. What Is Mathematical Logic? Dover Publications, 1972.
警告: この引用は必ずしも正確ではありません.