APA (7e ed.) Bronvermelding

Federico, R. C. (1990). Social welfare in today's world. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Federico, Ronald C. Social Welfare in Today's World. New York: McGraw-Hill, 1990.

MLA (8e ed.) Bronvermelding

Federico, Ronald C. Social Welfare in Today's World. McGraw-Hill, 1990.