Villacorta, L. B., Velasco, E. C., Roquia, F. H., & Environment and Resource Management Project, P. (1995). Analysis of gender-based activities in selected agroecological systems in the Philippines. ERMP Institute of Environmental Science and Management.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Villacorta, Lurraine B., Esther C. Velasco, Felixberto H. Roquia, و Philippines Environment and Resource Management Project. Analysis of Gender-based Activities in Selected Agroecological Systems in the Philippines. College, Laguna: ERMP Institute of Environmental Science and Management, 1995.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Villacorta, Lurraine B., et al. Analysis of Gender-based Activities in Selected Agroecological Systems in the Philippines. ERMP Institute of Environmental Science and Management, 1995.