एपीए उद्धरण

Harrison Maureen, E. (2014). Great Speeches of Barack Obama. Jaico Publishing.

शिकागो स्टाइल उद्धरण

Harrison Maureen, Ed. Great Speeches of Barack Obama. Ahemadabad: Jaico Publishing, 2014.

एमएलए उद्धरण

Harrison Maureen, Ed. Great Speeches of Barack Obama. Jaico Publishing, 2014.