Citazione Stile APA (7a Edizione)

Harvey, J. H. (1971). The master builders: Architecture in the Middle Ages. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Harvey, John Hooper. The Master Builders: Architecture in the Middle Ages. New York: McGraw-Hill, 1971.

Citatione MLA (9a ed.)

Harvey, John Hooper. The Master Builders: Architecture in the Middle Ages. McGraw-Hill, 1971.