Vergara, R. B. (2001). On-line grocery shopping vs traditional supermarketing. Manila Times.
Chicagoスタイル(17版)引用形式Vergara, Ricky B. "On-line Grocery Shopping Vs Traditional Supermarketing." Manila Times 2001.
MLA(9版)引用形式Vergara, Ricky B. "On-line Grocery Shopping Vs Traditional Supermarketing." Manila Times, 2001.
警告: この引用は必ずしも正確ではありません.