APA (7 वां संस्करण) प्रशस्ति पत्र
KAVANAGH, S., & OPIT, L. (1999). THE PREVALENCE AND BALANCE OF CARE FOR INTELLECTUAL DISABILITY: SECONDARY ANALYSES OF THE OPCS DISABILITY SURVEYS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
KAVANAGH, S.M, और L.J OPIT. THE PREVALENCE AND BALANCE OF CARE FOR INTELLECTUAL DISABILITY: SECONDARY ANALYSES OF THE OPCS DISABILITY SURVEYS. 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
KAVANAGH, S.M, और L.J OPIT. THE PREVALENCE AND BALANCE OF CARE FOR INTELLECTUAL DISABILITY: SECONDARY ANALYSES OF THE OPCS DISABILITY SURVEYS. 1999.
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