APA Citation

Palmer, A. (1999). The Penguin dictionary of twentieth-century history. London: Penguin Books.

Chicago Style Citation

Palmer, Alan. The Penguin Dictionary of Twentieth-century History. London: Penguin Books, 1999.

MLA Citation

Palmer, Alan. The Penguin Dictionary of Twentieth-century History. London: Penguin Books, 1999.

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