APA (7th ed.) Citation

Ritchie, D. A. (1999). American history: The modern era since 1865. McGraw-Hill.

Chicago Style (17th ed.) Citation

Ritchie, Donald A. American History: The Modern Era Since 1865. McGraw-Hill, 1999.

MLA (8th ed.) Citation

Ritchie, Donald A. American History: The Modern Era Since 1865. McGraw-Hill, 1999.

Warning: These citations may not always be 100% accurate.