Cita APA

Beroya, M. A. A., De Mesa, M. M., Montemayor, C., & Juan, E. D. (1993). People's environmental agenda. Philippine Environmental Action Network (PEAN).

Citación estilo Chicago

Beroya, Mary Antonette A., Max M. De Mesa, Carla Montemayor, and Eva D. Juan. People's Environmental Agenda. Quezon City: Philippine Environmental Action Network (PEAN), 1993.

Cita MLA

Beroya, Mary Antonette A., et al. People's Environmental Agenda. Philippine Environmental Action Network (PEAN), 1993.