APA (7th ed.) Citation

(1977). Europe in the middle ages: Selected studies. North-Holland Publ. Co.

Chicago Style (17th ed.) Citation

Europe in the Middle Ages: Selected Studies. Amsterdam [u.a.]: North-Holland Publ. Co, 1977.

MLA (8th ed.) Citation

Europe in the Middle Ages: Selected Studies. North-Holland Publ. Co, 1977.