Cita APA (7a ed.)

(2015). HISTORY of the world: Earliest times to the present day. World Publications Group, 2015. 921p.

Cita Chicago Style (17a ed.)

HISTORY of the World: Earliest Times to the Present Day. World Publications Group, 2015. 921p, 2015.

Cita MLA (9a ed.)

HISTORY of the World: Earliest Times to the Present Day. World Publications Group, 2015. 921p, 2015.