University of Edinburgh. Tourism and Recreation Research Unit, Coppock, J. T., & Duffield, B. S. (1976). STARS series: No.2, Summary report. Tourism and Recreation Research Unit, Univ. of Edinburgh.

University of Edinburgh. Tourism and Recreation Research Unit, J. T. Coppock, and Brian S. Duffield. STARS Series: No.2, Summary Report. Edinburgh: Tourism and Recreation Research Unit, Univ. of Edinburgh, 1976.

University of Edinburgh. Tourism and Recreation Research Unit, et al. STARS Series: No.2, Summary Report. Tourism and Recreation Research Unit, Univ. of Edinburgh, 1976.