Read this excerpt from a passage and the works cited entry for the source listed below the excerpt. “Alan Melnick, the Clark County Health Officer, worries that the measles outbreak is only getting started. ‘Measles is very contagious,” Melnick said. “Once it gets into a population it can spread rapidly. It’s like taking gasoline and throwing a match into it.’” Melnick, Alan. Personal interview. 26 Jan. 2019. Is this source credible? Why or why not? This source is credible because a government health official is an expert on how diseases can spread. The source is not credible because personal interviews have no witnesses. The source is not credible because he uses a simile instead of sticking to the facts. The source is credible because it is a direct quote so it must be true.