1. Albrecht H, Hoffmann H (1950) Enkopresis im Kindesalter. Nervenarzt 21: 271–281
2. Agrell JG, Axelson A (1972) The relationship between Pavor nocturnus and adenoides Acta. Paedopsychiat (Basel) 39: 46–53
3. Alexander F (1951) Psychosomatische Medizin. De Gruyter, Berlin
4. Andrews G, Harris M (1964) The syndrome of stuttering. Heinemann, London
5. Anthony EJ (1954) An experimental approach to psychopathology of childhood encopresis. Br J Med Psychol 30: 146–175