Wilaiwan Bunruang. (1999) Knowledge and attitudes toward mental illness and caregiver-patient relationships : a study of caregivers of psychiatric patients in northern psychiatric hospital. Mahidol University,:ม.ป.ท.Wilaiwan Bunruang. 1999. Knowledge and attitudes toward mental illness and caregiver-patient relationships : a study of caregivers of psychiatric patients in northern psychiatric hospital. ม.ป.ท.:Mahidol University,;Wilaiwan Bunruang. Knowledge and attitudes toward mental illness and caregiver-patient relationships : a study of caregivers of psychiatric patients in northern psychiatric hospital. ม.ป.ท.:Mahidol University, 1999. Print.