According to Newlands (2014), PR works through intermediaries, therefore it is based on relationships; it is personal; it builds up credibility; it is precise; and it is opportunistic. According to American Physical Society (2016),
According to Newlands (2014), PR works through intermediaries, therefore it is based on relationships; it is personal; it builds up credibility; it is precise; and it is opportunistic. According to American Physical Society (2016),