APA
Donaldson S. R., . (2004). The runes of the Earth. New York: G.P. Putnam's Sons.
Chicago
Donaldson Stephen R, . 2004. The runes of the Earth. New York: G.P. Putnam's Sons.
Harvard
Donaldson S. R., . (2004). The runes of the Earth. New York: G.P. Putnam's Sons.
MLA
Donaldson Stephen R, . The runes of the Earth. New York: G.P. Putnam's Sons. 2004.