Lockley, S. W. (2012). Sleep: A Very Short Introduction (1st.). Oxford.
Chicago Style (17th ed.) CitationLockley, Steven W. Sleep: A Very Short Introduction. 1st. Oxford, 2012.
MLA (9th ed.) CitationLockley, Steven W. Sleep: A Very Short Introduction. 1st. Oxford, 2012.
Warning: These citations may not always be 100% accurate.