5.1 Introduction to Public Relations | UGC Net Journalism and Mass Communication | CUET PG | COQP17 5.2 Tools of PR and Types of Public | UGC Net Journalism and Mass Communication | CUET PG | COQP17 5.3 Crisis Communication | UGC Net Journalism and Mass Communication | CUET PG | COQP17 5.4 Models of Public Relations | UGC Net Journalism and Mass Communication | CUET PG | COQP17 5.5 Theories of Public Relations | UGC Net Journalism and Mass Communication | CUET PG | COQP17 5.6 Theories of Public Relations Part 2| UGC Net Journalism and Mass Communication|CUET PG | COQP17 Public Relations Research| UGC Net Journalism and Mass Communication | CUET PG | COQP17 Public Relations Research Part 2 | UGC Net Journalism and Mass Communication | CUET PG | COQP17 History of Public Relations | UGC Net Journalism and Mass Communication | CUET PG | COQP17