International Society for Comparative Physical Education and Sport, Naul, R., & Hardman, K. (2002). Sport and physical education in Germany. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Society for Comparative Physical Education and Sport, Roland Naul, और Ken Hardman. Sport and Physical Education in Germany. London ; New York: Routledge, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Society for Comparative Physical Education and Sport, et al. Sport and Physical Education in Germany. Routledge, 2002.
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