एपीए उद्धरण

Ortiz, B. S. (1998). History as it happened. Cornerstone..

शिकागो स्टाइल उद्धरण

Ortiz, Bobbye S. History as It Happened. Calcutta: Cornerstone., 1998.

एमएलए उद्धरण

Ortiz, Bobbye S. History as It Happened. Cornerstone., 1998.