O'Leary, T. J. (1991). Computing essentials: Annual Edition 1991-1992. McGraw-Hill.
Chicagoスタイル(17版)引用形式O'Leary, Timothy J. Computing Essentials: Annual Edition 1991-1992. New York: McGraw-Hill, 1991.
MLA(9版)引用形式O'Leary, Timothy J. Computing Essentials: Annual Edition 1991-1992. McGraw-Hill, 1991.
警告: この引用は必ずしも正確ではありません.