@book{Rogers,1951,
author = {Rogers, C.R.},
title = {Client-centered therapy: Its current practice, implications and theory},
year = {1951},
publisher = {Houghton Mifflin },
language = {English},
url = {psycnet.apa.org/index.cfm?fa=search.displayRecord&uid=1951-15055-000}
}