Pinpin, L. C. (1999). Indigenous environmental practices in Cordillera: An approach to environmental education.
Dyfyniad Arddull ChicagoPinpin, Lilibeth C. Indigenous Environmental Practices in Cordillera: An Approach to Environmental Education. 1999.
Dyfyniad MLAPinpin, Lilibeth C. Indigenous Environmental Practices in Cordillera: An Approach to Environmental Education. 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.