1. Social factors influencing the genesis and outcome of schizophrenia;Carstairs,1967
2. Social class and prognosis of schizophrenia;Freilich;Noro Psikiyatri Arsivi Cilt-IV, Sayi-4 Ekim,1967
3. The influence of family structure and attitudes on the course and prognosis of schizophrenia;Freilich;Noro Psikiyatri Arsivi Cilt-V, Sayi-1, Ocak,1968