Leisure Studies Association International Conference & Ingham, R. (1989). Leisure, labour and lifestyles: Critical issues : a selection of papers from the 1988 LSA International Conference. E.F. & N. Spon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeisure Studies Association International Conference और Roger Ingham. Leisure, Labour and Lifestyles: Critical Issues : A Selection of Papers from the 1988 LSA International Conference. London: E.F. & N. Spon, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLeisure Studies Association International Conference और Roger Ingham. Leisure, Labour and Lifestyles: Critical Issues : A Selection of Papers from the 1988 LSA International Conference. E.F. & N. Spon, 1989.
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