APA
Baker M. J., . (1976). Marketing: Theory and practice. London: Macmillan.
Chicago
Baker Michael J, . 1976. Marketing: Theory and practice. London: Macmillan.
Harvard
Baker M. J., . (1976). Marketing: Theory and practice. London: Macmillan.
MLA
Baker Michael J, . Marketing: Theory and practice. London: Macmillan. 1976.