APA (7th ed.) Citation

Webster, M., & Zoffany, J. (1977). Johan Zoffany, 1733-1810. National Portrait Gallery.

Chicago Style (17th ed.) Citation

Webster, Mary, and Johann Zoffany. Johan Zoffany, 1733-1810. London: National Portrait Gallery, 1977.

MLA (9th ed.) Citation

Webster, Mary, and Johann Zoffany. Johan Zoffany, 1733-1810. National Portrait Gallery, 1977.

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