APA (7th ed.) Citation

MacLean, A. (1978). Fear is the key (7.impr.). Collins.

Chicago Style (17th ed.) Citation

MacLean, Alistair. Fear Is the Key. 7.impr. London: Collins, 1978.

MLA (9th ed.) Citation

MacLean, Alistair. Fear Is the Key. 7.impr. Collins, 1978.

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