APA
Nitecki Matthew H Ed, Symposium on biotic crises in ecological and evolutionary time (1980 : Chicago), . (1980). Proceeding of biotic crises in ecological and evolutionary time. New York: Academic Press.
Chicago
Nitecki Matthew H Ed, Symposium on biotic crises in ecological and evolutionary time (1980 : Chicago), . 1980. Proceeding of biotic crises in ecological and evolutionary time. New York: Academic Press.
Harvard
Nitecki Matthew H Ed, Symposium on biotic crises in ecological and evolutionary time (1980 : Chicago), . (1980). Proceeding of biotic crises in ecological and evolutionary time. New York: Academic Press.
MLA
Nitecki Matthew H Ed, Symposium on biotic crises in ecological and evolutionary time (1980 : Chicago), . Proceeding of biotic crises in ecological and evolutionary time. New York: Academic Press. 1980.
