APA (7th ed.) Citation

Robertson, W. (1972). The progress of society in Europe: A historical outline from the subversion of the Roman Empire to the beginning of the sixteenth century. University of Chicago Press.

Chicago Style (17th ed.) Citation

Robertson, William. The Progress of Society in Europe: A Historical Outline from the Subversion of the Roman Empire to the Beginning of the Sixteenth Century. Chicago: University of Chicago Press, 1972.

MLA (9th ed.) Citation

Robertson, William. The Progress of Society in Europe: A Historical Outline from the Subversion of the Roman Empire to the Beginning of the Sixteenth Century. University of Chicago Press, 1972.