Gaya APA
      KOTLER, P. (1988).
    MARKETING MANAGEMENT Analysis, Planning, Implementation, and Control Sixth Edition .
    NEW DELHI:
  PRENTCE-HALL OF INDIA.
  
Gaya MLA
      KOTLER, PHILIP.
    "MARKETING MANAGEMENT Analysis, Planning, Implementation, and Control Sixth Edition".
    
    NEW DELHI:
  PRENTCE-HALL OF INDIA,
  1988.
  Text.