APA (7th ed.) Citation

Haynes, D. E. L. (1964). The Portland vase. The Trustees of the British Museum.

Chicago Style (17th ed.) Citation

Haynes, Denys Eyre Lankester. The Portland Vase. London: The Trustees of the British Museum, 1964.

MLA (9th ed.) Citation

Haynes, Denys Eyre Lankester. The Portland Vase. The Trustees of the British Museum, 1964.