एपीए उद्धरण

Joy Joseph & Dr. P.S Sukumaran. (2007). Parentual Awareness and Utilisation of Government Provision and Concessions for Person With Mental Retardation. MGU.

शिकागो स्टाइल उद्धरण

Joy Joseph और Dr. P.S Sukumaran. Parentual Awareness and Utilisation of Government Provision and Concessions for Person With Mental Retardation. Kottayam: MGU, 2007.

एमएलए उद्धरण

Joy Joseph और Dr. P.S Sukumaran. Parentual Awareness and Utilisation of Government Provision and Concessions for Person With Mental Retardation. MGU, 2007.