Παραπομπή APA

Wriggins, W. H. (1980). Reducing blobal inequities. McGraw-Hill.

Παραπομπή Chicago Style

Wriggins, W Howard. Reducing Blobal Inequities. New York: McGraw-Hill, 1980.

Παραπομπή MLA

Wriggins, W Howard. Reducing Blobal Inequities. McGraw-Hill, 1980.