Peter, J. P. (1997). A preface to marketing management (7thed.). Irwin.
Cita Chicago (17th ed.)Peter, J. Paul. A Preface to Marketing Management. 7thed. Ridge, Ill.: Irwin, 1997.
Cita MLA (9th ed.)Peter, J. Paul. A Preface to Marketing Management. 7thed. Irwin, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.