APA (7th ed.) Citation

Blake, R. B. (1975). The office of Prime Minister / by Lord Blake. Oxford University Press for the British Academy.

Chicago Style (17th ed.) Citation

Blake, Robert Blake. The Office of Prime Minister / by Lord Blake. London (etc.): Oxford University Press for the British Academy, 1975.

MLA (9th ed.) Citation

Blake, Robert Blake. The Office of Prime Minister / by Lord Blake. Oxford University Press for the British Academy, 1975.

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