APA (7th ed.) Citation

Leff, G. (1965). Medieval thought: St Augustin to Ockham (1st published, repr. 1965.). Penguin Books.

Chicago Style (17th ed.) Citation

Leff, Gordon. Medieval Thought: St Augustin to Ockham. 1st published, repr. 1965. Harmondsworth: Penguin Books, 1965.

MLA (9th ed.) Citation

Leff, Gordon. Medieval Thought: St Augustin to Ockham. 1st published, repr. 1965. Penguin Books, 1965.

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