Philippines. National Media Production Center. (1977). Rural development. National Media Production Center.
Cita Chicago (17th ed.)Philippines. National Media Production Center. Rural Development. Manila: National Media Production Center, 1977.
Cita MLA (9th ed.)Philippines. National Media Production Center. Rural Development. National Media Production Center, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.