Wriggins, W. H., & Adler-Karlsson, G. (1978). Reducing global inequities. McGraw-Hill.
Chicago (17e ed.) BronvermeldingWriggins, W. Howard, en Gunnar Adler-Karlsson. Reducing Global Inequities. New York: McGraw-Hill, 1978.
MLA (9e ed.) BronvermeldingWriggins, W. Howard, en Gunnar Adler-Karlsson. Reducing Global Inequities. McGraw-Hill, 1978.