Boonvadee Petcharat และ Yauwannath Suwaluk. (2004) Factors Predicting Impact on the Caregivers of Chronic Schizophrenic Patients. <i>Journal of Mental Health of Thailand</i>, <i>12</i>(3), 141-149.Boonvadee Petcharat และ Yauwannath Suwaluk. "Factors Predicting Impact on the Caregivers of Chronic Schizophrenic Patients". Journal of Mental Health of Thailand 12 (2004):141-149.Boonvadee Petcharat และ Yauwannath Suwaluk. Factors Predicting Impact on the Caregivers of Chronic Schizophrenic Patients. Department of Mental Health Thailand:ม.ป.ท. 2004.