Broadbent, K. P. (1973). Tourism and the leisure industry: International problems and prospects [1963-1973]. Commonwealth Agriculture Bureaux.
Lua i Stíl Chicago (17ú heag.)Broadbent, K. P. Tourism and the Leisure Industry: International Problems and Prospects [1963-1973]. [Oxford]: Commonwealth Agriculture Bureaux, 1973.
Lua MLA (9ú heag.)Broadbent, K. P. Tourism and the Leisure Industry: International Problems and Prospects [1963-1973]. Commonwealth Agriculture Bureaux, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.