APA-čujuhus (7. p.)
Krabacher, T., Kalipeni, E., & Layachi, A. (2009). Africa (12th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)
Krabacher, Thomas, Ezekiel Kalipeni, juo Azzedine Layachi. Africa. 12th ed. Boston: McGraw-Hill, 2009.
MLA-čujuhus (9. p.)
Krabacher, Thomas, et al. Africa. 12th ed. McGraw-Hill, 2009.
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