APA
Grotzinger J., Jordan T. H., . (2014). Understanding Earth. New York: W. H. Freeman.
Chicago
Grotzinger John, Jordan Thomas H, . 2014. Understanding Earth. New York: W. H. Freeman.
Harvard
Grotzinger J., Jordan T. H., . (2014). Understanding Earth. New York: W. H. Freeman.
MLA
Grotzinger John, Jordan Thomas H, . Understanding Earth. New York: W. H. Freeman. 2014.