Parry, M. L., & Sinclair, G. (1985). Mid Wales uplands study / Martin Parry, Geoffrey Sinclair. Countryside Commission.
Chicago Style (17th ed.) CitationParry, M. L., and Geoffrey Sinclair. Mid Wales Uplands Study / Martin Parry, Geoffrey Sinclair. Cheltenham: Countryside Commission, 1985.
MLA (9th ed.) CitationParry, M. L., and Geoffrey Sinclair. Mid Wales Uplands Study / Martin Parry, Geoffrey Sinclair. Countryside Commission, 1985.
Warning: These citations may not always be 100% accurate.