Tunawijaya, H. (2011). Never THINK TWICE: Saya Pasti Sukses. Crop Circle Corp.
Chicagoスタイル(17版)引用形式Tunawijaya, Handoko. Never THINK TWICE: Saya Pasti Sukses. Crop Circle Corp, 2011.
MLA(8版)引用形式Tunawijaya, Handoko. Never THINK TWICE: Saya Pasti Sukses. Crop Circle Corp, 2011.
警告: この引用は必ずしも正確ではありません.