एपीए उद्धरण

Group of Editors. Nourse Mrugakathakal. DC Books.

शिकागो स्टाइल उद्धरण

Group of Editors. Nourse Mrugakathakal. Kottayam: DC Books.

एमएलए उद्धरण

Group of Editors. Nourse Mrugakathakal. DC Books.