Cita APA

Lockley, S. W. (2012). Sleep: A Very Short Introduction (1st.). Oxford.

Citación estilo Chicago

Lockley, Steven W. Sleep: A Very Short Introduction. 1st. Oxford, 2012.

Cita MLA

Lockley, Steven W. Sleep: A Very Short Introduction. 1st. Oxford, 2012.

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