APA
Rayudu C. S., Balan K. R., . (1999). Principles of public relations. Mumbai: Himalaya publication.
Chicago
Rayudu C S, Balan K R, . 1999. Principles of public relations. Mumbai: Himalaya publication.
Harvard
Rayudu C. S., Balan K. R., . (1999). Principles of public relations. Mumbai: Himalaya publication.
MLA
Rayudu C S, Balan K R, . Principles of public relations. Mumbai: Himalaya publication. 1999.
