एपीए उद्धरण

N P Hafis Muhammed. Pravasikalude Pusthakam. DC Books.

शिकागो स्टाइल उद्धरण

N P Hafis Muhammed. Pravasikalude Pusthakam. Kottayam: DC Books.

एमएलए उद्धरण

N P Hafis Muhammed. Pravasikalude Pusthakam. DC Books.