APA Citation

Roberts, J. M. (1995). The Penguin history of the World (1st Ed.). London: Penguin Books.

Chicago Style Citation

Roberts, J M. The Penguin History of the World. 1st Ed. London: Penguin Books, 1995.

MLA Citation

Roberts, J M. The Penguin History of the World. 1st Ed. London: Penguin Books, 1995.

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