APA (7th ed.) Citation

Symon, B. (1998). Silent nights: Overcoming sleep problems in babies and children. Oxford University Press.

Chicago Style (17th ed.) Citation

Symon, Brian. Silent Nights: Overcoming Sleep Problems in Babies and Children. Melbourne ; New York: Oxford University Press, 1998.

MLA (9th ed.) Citation

Symon, Brian. Silent Nights: Overcoming Sleep Problems in Babies and Children. Oxford University Press, 1998.