Erven, E. v. (1989). Stages of people power: The Philippines Educational Theater Association. Center for the Study of Education in Developing Countries.
Chicago-Zitierstil (17. Ausg.)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-Zitierstil (9. Ausg.)Erven, Eugene van. Stages of People Power: The Philippines Educational Theater Association. Center for the Study of Education in Developing Countries, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.