Cita APA (7th ed.)

Pinpin, L. C. (1999). Indigenous environmental practices in Cordillera: An approach to environmental education.

Cita Chicago (17th ed.)

Pinpin, Lilibeth C. Indigenous Environmental Practices in Cordillera: An Approach to Environmental Education. 1999.

Cita MLA (9th ed.)

Pinpin, Lilibeth C. Indigenous Environmental Practices in Cordillera: An Approach to Environmental Education. 1999.