De Guzman, R. P., Edralin, J. S., Guillermo, M., & Sosmena, G. (1973). Increasing the administrative capacity of provincial governments for development: A study of the provincial development assistance project in the Philippines. Philippine Journal of Public Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)De Guzman, Raul P., Josefa S. Edralin, Mariano Guillermo, و Gaudioso Sosmena. "Increasing the Administrative Capacity of Provincial Governments for Development: A Study of the Provincial Development Assistance Project in the Philippines." Philippine Journal of Public Administration 1973.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)De Guzman, Raul P., et al. "Increasing the Administrative Capacity of Provincial Governments for Development: A Study of the Provincial Development Assistance Project in the Philippines." Philippine Journal of Public Administration, 1973.