APA

Alexander R. M., . (1979). The invertebrates. New York: Cambridge University.

Chicago

Alexander R Mcneill, . 1979. The invertebrates. New York: Cambridge University.

Harvard

Alexander R. M., . (1979). The invertebrates. New York: Cambridge University.

MLA

Alexander R Mcneill, . The invertebrates. New York: Cambridge University. 1979.