Laing, J. E. (1981). Family planning outreach in the Philippines: Final report on the community outreach surveys. Population Institute, University of the Philippines.
Citazione stile Chigago Style (17a edizione)Laing, John E. Family Planning Outreach in the Philippines: Final Report on the Community Outreach Surveys. [Manila]: Population Institute, University of the Philippines, 1981.
Citatione MLA (9a ed.)Laing, John E. Family Planning Outreach in the Philippines: Final Report on the Community Outreach Surveys. Population Institute, University of the Philippines, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.