Gaya APA

Janis-Norton, N. (2016). Calmer, easier, happier screen time : for parents of toddlers to teens: a guide to getting back in charge of technology . London: Hodder and Stoughton.

Gaya MLA

Janis-Norton, Noel. "Calmer, easier, happier screen time : for parents of toddlers to teens: a guide to getting back in charge of technology". London: Hodder and Stoughton, 2016. Text.