Valera, J. B. (1989). Rural development: Concepts and components. Philippine Journal of Public Administration.
Citazione stile Chigago Style (17a edizione)Valera, Jaime B. "Rural Development: Concepts and Components." Philippine Journal of Public Administration 1989.
Citatione MLA (9a ed.)Valera, Jaime B. "Rural Development: Concepts and Components." Philippine Journal of Public Administration, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.