Villafuerte, N. F. (2001). Understanding-cyber space. Apples of Gold Pub.
Chicagoスタイル(17版)引用形式Villafuerte, Nelly F. Understanding-cyber Space. Makati City: Apples of Gold Pub, 2001.
MLA(9版)引用形式Villafuerte, Nelly F. Understanding-cyber Space. Apples of Gold Pub, 2001.
警告: この引用は必ずしも正確ではありません.