APA-referens (7:e uppl.)

Watson, D. S. (1968). Price theory and its uses (2d ed.). Houghton Mifflin.

Chicago-referens (17:e uppl.)

Watson, Donald Stevenson. Price Theory and Its Uses. 2d ed. New York: Houghton Mifflin, 1968.

MLA-referens (9:e uppl.)

Watson, Donald Stevenson. Price Theory and Its Uses. 2d ed. Houghton Mifflin, 1968.