MLA

Mavromatis, Andreas. Hypnagogia : the Unique State of Consciousness Between Wakefulness and Sleep. London: Routledge & Kegan Paul, 1957.

APA

Mavromatis, A. (1957). Hypnagogia : the unique state of consciousness between wakefulness and sleep. London: Routledge & Kegan Paul.

Chicago

Mavromatis, Andreas Hypnagogia: The Unique State of Consciousness Between Wakefulness and Sleep. London: Routledge & Kegan Paul, 1957.