APA
(1998). Pocket world in figures. New York: John Wiley and Son, inc.
Chicago
1998. Pocket world in figures. New York: John Wiley and Son, inc.
Harvard
(1998). Pocket world in figures. New York: John Wiley and Son, inc.
MLA
Pocket world in figures. New York: John Wiley and Son, inc. 1998.