Erven, E. v. (1989). Stages of people power: The Philippines Educational Theater Association. Center for the Study of Education in Developing Countries.
Chicagoスタイル(17版)引用形式Erven, Eugene van. Stages of People Power: The Philippines Educational Theater Association. The Hague: Center for the Study of Education in Developing Countries, 1989.
MLA(9版)引用形式Erven, Eugene van. Stages of People Power: The Philippines Educational Theater Association. Center for the Study of Education in Developing Countries, 1989.
警告: この引用は必ずしも正確ではありません.