APA (7th ed.) Citation

Koenigsberger, H. G. (1987). Medieval Europe, 400-1500. Longman.

Chicago Style (17th ed.) Citation

Koenigsberger, H. G. Medieval Europe, 400-1500. London: Longman, 1987.

MLA (9th ed.) Citation

Koenigsberger, H. G. Medieval Europe, 400-1500. Longman, 1987.

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