एपीए उद्धरण

Chirot, D. (1977). Social change in the twentieth century. Harcourt brace jovanovich.

शिकागो स्टाइल उद्धरण

Chirot, Daniel. Social Change in the Twentieth Century. New york: Harcourt brace jovanovich, 1977.

एमएलए उद्धरण

Chirot, Daniel. Social Change in the Twentieth Century. Harcourt brace jovanovich, 1977.