APA
Friedman H., . (1985). Sun and Earth. New York: W. H. Freeman.
Chicago
Friedman Herbert, . 1985. Sun and Earth. New York: W. H. Freeman.
Harvard
Friedman H., . (1985). Sun and Earth. New York: W. H. Freeman.
MLA
Friedman Herbert, . Sun and Earth. New York: W. H. Freeman. 1985.