APA aipamena

Stearns, P. N., & Langer, W. L. (2001). The Encyclopedia of world history: Ancient, medieval, and modern, chronologically arranged (sixth edition, revised and expanded.). Houghton Mifflin.

Chicago Style aipamena

Stearns, Peter N., and William L. Langer. The Encyclopedia of World History: Ancient, Medieval, and Modern, Chronologically Arranged. sixth edition, revised and expanded. Boston: Houghton Mifflin, 2001.

MLA aipamena

Stearns, Peter N., and William L. Langer. The Encyclopedia of World History: Ancient, Medieval, and Modern, Chronologically Arranged. sixth edition, revised and expanded. Houghton Mifflin, 2001.