Challi-is, M., Cal-agan, B., & Sidchayao, L. (1998). Sumang ad Barlig, Mt. Province: Herbal medicines in Barlig, Mountain Province. Cordillera Studies Center, University of the Philippines Baguio.
Chicago Style (17. basım) AtıfChalli-is, Meriam, Benita Cal-agan, ve Lucia Sidchayao. Sumang Ad Barlig, Mt. Province: Herbal Medicines in Barlig, Mountain Province. Baguio City: Cordillera Studies Center, University of the Philippines Baguio, 1998.
MLA (9th ed.) AtıfChalli-is, Meriam, et al. Sumang Ad Barlig, Mt. Province: Herbal Medicines in Barlig, Mountain Province. Cordillera Studies Center, University of the Philippines Baguio, 1998.
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