Boal, B. M. (1973). Fire is easy. Christian institute for ethics studies.
Chicagoスタイル(17版)引用形式Boal, Barbara M. Fire Is Easy. Manila: Christian institute for ethics studies, 1973.
MLA(9版)引用形式Boal, Barbara M. Fire Is Easy. Christian institute for ethics studies, 1973.
警告: この引用は必ずしも正確ではありません.