Duffield, B. S., & Walker, S. (1981). A research study into monitoring the use of informal recreation sites : a study undertaken by the Tourism and Recreation Research Unit sponsored by the Countryside Commission for Scotland / (written and edited by Brian Duffield and Sue Walker): A study undertaken by the Tourism and Recreation Research Unit sponsored by the Countryside Commission for Scotland. University of Edinburgh Tourism and Recreation Research Unit.
Chicago Style (17th ed.) CitationDuffield, Brian S., and Sue Walker. A Research Study into Monitoring the Use of Informal Recreation Sites : A Study Undertaken by the Tourism and Recreation Research Unit Sponsored by the Countryside Commission for Scotland / (written and Edited by Brian Duffield and Sue Walker): A Study Undertaken by the Tourism and Recreation Research Unit Sponsored by the Countryside Commission for Scotland. Edinburgh: University of Edinburgh Tourism and Recreation Research Unit, 1981.
MLA (9th ed.) CitationDuffield, Brian S., and Sue Walker. A Research Study into Monitoring the Use of Informal Recreation Sites : A Study Undertaken by the Tourism and Recreation Research Unit Sponsored by the Countryside Commission for Scotland / (written and Edited by Brian Duffield and Sue Walker): A Study Undertaken by the Tourism and Recreation Research Unit Sponsored by the Countryside Commission for Scotland. University of Edinburgh Tourism and Recreation Research Unit, 1981.