APA (7th ed.) Citation

National Trust (Great Britain), Jackson-Stops, G., & Lees-Milne, J. (1985). Writers at home. Trefoil Books.

Chicago Style (17th ed.) Citation

National Trust (Great Britain), Gervase Jackson-Stops, and James Lees-Milne. Writers at Home. London: Trefoil Books, 1985.

MLA (8th ed.) Citation

National Trust (Great Britain), et al. Writers at Home. Trefoil Books, 1985.