APA (7th ed.) Citation

Osborn, E. (1927). The middle ages. Hodder & Stoughton.

Chicago Style (17th ed.) Citation

Osborn, Edward. The Middle Ages. London: Hodder & Stoughton, 1927.

MLA (9th ed.) Citation

Osborn, Edward. The Middle Ages. Hodder & Stoughton, 1927.

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