Cita APA (7a ed.)

Intal, P. S. (1989). Population, welfare, and rural development. Population/Development Planning and Research Project, National Economic and Development Authority.

Cita Chicago Style (17a ed.)

Intal, Ponciano S. Population, Welfare, and Rural Development. [Manila]: Population/Development Planning and Research Project, National Economic and Development Authority, 1989.

Cita MLA (9a ed.)

Intal, Ponciano S. Population, Welfare, and Rural Development. Population/Development Planning and Research Project, National Economic and Development Authority, 1989.