Sissinghurst (1993)
Digital Artefact
James, S. J., & Walker, D. (1993). Sissinghurst. [[Media unknown]]

Identifying and protecting historic landscapes (1993)
Journal Article
Darvill, T., Gerrard, C., & Startin, B. (1993). Identifying and protecting historic landscapes. Antiquity, 67, 563-74