Social Weather Stations (Institute) & Philippines. National Economic and Development Authority. (1990). Philippine economic and social conditions, 1989-90: Findings from four surveys : final report. Social Weather Station.
Chicago-Zitierstil (17. Ausg.)Social Weather Stations (Institute) und Philippines. National Economic and Development Authority. Philippine Economic and Social Conditions, 1989-90: Findings from Four Surveys : Final Report. Quezon City: Social Weather Station, 1990.
MLA-Zitierstil (9. Ausg.)Social Weather Stations (Institute) und Philippines. National Economic and Development Authority. Philippine Economic and Social Conditions, 1989-90: Findings from Four Surveys : Final Report. Social Weather Station, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.