APA-referens (7:e uppl.)

Nobbs, J. (1981). Social economics (3rd ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Nobbs, Jack. Social Economics. 3rd ed. London ; New York: McGraw-Hill, 1981.

MLA-referens (8:e uppl.)

Nobbs, Jack. Social Economics. 3rd ed. McGraw-Hill, 1981.