APA (7th ed.) Citation

Andrews, A. (1973). Intensive inquiries: Seven chief constables open CID files on their most remarkable murder investigations. Harrap.

Chicago Style (17th ed.) Citation

Andrews, Allen. Intensive Inquiries: Seven Chief Constables Open CID Files on Their Most Remarkable Murder Investigations. London: Harrap, 1973.

MLA (8th ed.) Citation

Andrews, Allen. Intensive Inquiries: Seven Chief Constables Open CID Files on Their Most Remarkable Murder Investigations. Harrap, 1973.

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