APA-referens (7:e uppl.)
Penna, A. N., & Wright, C. E. (2009). Remaking Boston: An environmental history of the city and its surroundings. University of Pittsburgh Press.
Chicago-referens (17:e uppl.)
Penna, Anthony N., och Conrad Edick Wright. Remaking Boston: An Environmental History of the City and Its Surroundings. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2009.
MLA-referens (9:e uppl.)
Penna, Anthony N., och Conrad Edick Wright. Remaking Boston: An Environmental History of the City and Its Surroundings. University of Pittsburgh Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.