APA-Zitierstil (7. Ausg.)

(1972). An encyclopedia of world history: Ancient, medieval, and modern. Chronologically arranged (5. ed. rev. and enlarged with maps and genealogical tables.). Harrap.

Chicago-Zitierstil (17. Ausg.)

An Encyclopedia of World History: Ancient, Medieval, and Modern. Chronologically Arranged. 5. ed. rev. and enlarged with maps and genealogical tables. London: Harrap, 1972.

MLA-Zitierstil (9. Ausg.)

An Encyclopedia of World History: Ancient, Medieval, and Modern. Chronologically Arranged. 5. ed. rev. and enlarged with maps and genealogical tables. Harrap, 1972.