Held, G. (1994). The complete cyberspace reference and directory. Van Nostrand Reinhold.
シカゴスタイル引用形Held, Gilbert. The Complete Cyberspace Reference and Directory. New York: Van Nostrand Reinhold, 1994.
MLA引用形式Held, Gilbert. The Complete Cyberspace Reference and Directory. Van Nostrand Reinhold, 1994.
警告: この引用は必ずしも正確ではありません.