एपीए उद्धरण

Ritchie, D. A. (1997). American history: The modern era since 1865. New York: Glencoe/McGraw-Hill.

शिकागो स्टाइल उद्धरण

Ritchie, Donald A. American History: The Modern Era Since 1865. New York: Glencoe/McGraw-Hill, 1997.

एमएलए उद्धरण

Ritchie, Donald A. American History: The Modern Era Since 1865. New York: Glencoe/McGraw-Hill, 1997.