Gaya APA

Johnson, S. (2006). The ghost map : the story of London's most terrifying epidemic and how it changed science, cities, and the modern world . New York: Riverhead Books.

Gaya MLA

Johnson, Steven. "The ghost map : the story of London's most terrifying epidemic and how it changed science, cities, and the modern world". New York: Riverhead Books, 2006. Text.