APA-referens (7:e uppl.)

Hague, D. C. (1971). Pricing in business. Allen and Unwin.

Chicago-referens (17:e uppl.)

Hague, Douglas Chalmers. Pricing in Business. London: Allen and Unwin, 1971.

MLA-referens (9:e uppl.)

Hague, Douglas Chalmers. Pricing in Business. Allen and Unwin, 1971.