Brook, A., Bleasdale, J. K., Dowling, J., Hopkins, J. H. S., Pollard, C. J., & Stroud, R. A. (1966). Emotional Problems in General Practice: A Survey of a Sample of Ordinary Patients.

Brook, Alexis, J. K. Bleasdale, John Dowling, John H. S. Hopkins, C. Joyce Pollard, και R. Alan Stroud. Emotional Problems in General Practice: A Survey of a Sample of Ordinary Patients. 1966.

Brook, Alexis, et al. Emotional Problems in General Practice: A Survey of a Sample of Ordinary Patients. 1966.