APA (7th ed.) Citation

Zollinger, G. The Widow O'Callaghan's Boys.

Chicago Style (17th ed.) Citation

Zollinger, Gulielma. The Widow O'Callaghan's Boys.

MLA (9th ed.) Citation

Zollinger, Gulielma. The Widow O'Callaghan's Boys.

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