APA (7th ed.) Citation

(1940). An encyclopaedia of world history . Ancient, medieval and modern, chronologically arranged. A revised and modernized version of Ploetz's "Epitome".

Chicago Style (17th ed.) Citation

An Encyclopaedia of World History . Ancient, Medieval and Modern, Chronologically Arranged. A Revised and Modernized Version of Ploetz's "Epitome". 1940.

MLA (8th ed.) Citation

An Encyclopaedia of World History . Ancient, Medieval and Modern, Chronologically Arranged. A Revised and Modernized Version of Ploetz's "Epitome". 1940.

Warning: These citations may not always be 100% accurate.