Iskandar, Y. (2004). Soal-soal Intelegensi Test/ Yul Iskandar. Jakarta: Yayasan Dharma Graha.
Chicagoスタイル(17版)引用形式Iskandar, Yul. Soal-soal Intelegensi Test/ Yul Iskandar. Jakarta: Yayasan Dharma Graha, 2004.
MLA(8版)引用形式Iskandar, Yul. Soal-soal Intelegensi Test/ Yul Iskandar. Jakarta: Yayasan Dharma Graha, 2004.
警告: この引用は必ずしも正確ではありません.