APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Blake, Robert. The Office of Prime Minister. London [etc.]: Oxford University Press for the British Academy, 1975.

MLA (8th ed.) Citation

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

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