APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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