Ward, C. (1989). Company courtesy: Managing public and personal relations. Gower.
Chicago-viite (17. p.)Ward, Christopher. Company Courtesy: Managing Public and Personal Relations. Aldershot, Hants, England ; [Brookfield, Vt.]: Gower, 1989.
MLA-viite (8. p.)Ward, Christopher. Company Courtesy: Managing Public and Personal Relations. Gower, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.