Ng, Y. (1990). Social welfare and economic policy (1. publ.). Harvester-Wheatsheaf.
Chicago Style (17th ed.) CitationNg, Yew-Kwang. Social Welfare and Economic Policy. 1. publ. New York, NY [u.a.]: Harvester-Wheatsheaf, 1990.
MLA (9th ed.) CitationNg, Yew-Kwang. Social Welfare and Economic Policy. 1. publ. Harvester-Wheatsheaf, 1990.
Warning: These citations may not always be 100% accurate.