APA
Axelrod A., Philips C., . (1998). What everyone should know about the 20th century : 200 events that shaped the world. Holbrook, Mass: Adams Media.
Chicago
Axelrod Alan, Philips Charles, . 1998. What everyone should know about the 20th century : 200 events that shaped the world. Holbrook, Mass: Adams Media.
Harvard
Axelrod A., Philips C., . (1998). What everyone should know about the 20th century : 200 events that shaped the world. Holbrook, Mass: Adams Media.
MLA
Axelrod Alan, Philips Charles, . What everyone should know about the 20th century : 200 events that shaped the world. Holbrook, Mass: Adams Media. 1998.