APA (7th ed.) Citation

Howarth, I. (1978). History to 404 BC. The Open University Press.

Chicago Style (17th ed.) Citation

Howarth, Ian. History to 404 BC. Milton Keynes: The Open University Press, 1978.

MLA (9th ed.) Citation

Howarth, Ian. History to 404 BC. The Open University Press, 1978.