APA
Scott S., Duncan C. J., . (2001). Biology of plagues: Evidence from historical populations. Cambridge: Cambridge Uni Pr.
Chicago
Scott Susan, Duncan Christopher J, . 2001. Biology of plagues: Evidence from historical populations. Cambridge: Cambridge Uni Pr.
Harvard
Scott S., Duncan C. J., . (2001). Biology of plagues: Evidence from historical populations. Cambridge: Cambridge Uni Pr.
MLA
Scott Susan, Duncan Christopher J, . Biology of plagues: Evidence from historical populations. Cambridge: Cambridge Uni Pr. 2001.