APA

Postlethwait J. H., Hopson J. L., . (1995). The nature of life. New York: McGraw-Hill.

Chicago

Postlethwait John H, Hopson Janet L, . 1995. The nature of life. New York: McGraw-Hill.

Harvard

Postlethwait J. H., Hopson J. L., . (1995). The nature of life. New York: McGraw-Hill.

MLA

Postlethwait John H, Hopson Janet L, . The nature of life. New York: McGraw-Hill. 1995.