एपीए उद्धरण

Haward sinn. (2009). American aikyanatinte charithram: Samrajyathwathinte vikasam (III). KSSP.

शिकागो स्टाइल उद्धरण

Haward sinn. American Aikyanatinte Charithram: Samrajyathwathinte Vikasam (III). Thrissur: KSSP, 2009.

एमएलए उद्धरण

Haward sinn. American Aikyanatinte Charithram: Samrajyathwathinte Vikasam (III). KSSP, 2009.