L. Allen, J., & John L. Allen. (2008). Student atlas of world geography. Dubuque IA: McGraw-Hill.
Chicago Style CitationL. Allen, John, i John L. Allen. Student Atlas of World Geography. Dubuque IA: McGraw-Hill, 2008.
Cita MLAL. Allen, John, i John L. Allen. Student Atlas of World Geography. Dubuque IA: McGraw-Hill, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.