Crisostomo, I. T. (2002). The president as salesperson and manager. Manila Bulletin.
Chicagoスタイル(17版)引用形式Crisostomo, Isabelo T. "The President as Salesperson and Manager." Manila Bulletin 2002.
MLA(9版)引用形式Crisostomo, Isabelo T. "The President as Salesperson and Manager." Manila Bulletin, 2002.
警告: この引用は必ずしも正確ではありません.