APA-referens (7:e uppl.)

Andrews, P. W. S. (1964). On competition in economic theory. Macmillan.

Chicago-referens (17:e uppl.)

Andrews, Philip Walter Sawford). On Competition in Economic Theory. London: Macmillan, 1964.

MLA-referens (9:e uppl.)

Andrews, Philip Walter Sawford). On Competition in Economic Theory. Macmillan, 1964.