Fink, D. i. (1997). Flexibility for sport and fitness. Human Kinetics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFink, Doug irector. Flexibility for Sport and Fitness. Champaign: Human Kinetics, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFink, Doug irector. Flexibility for Sport and Fitness. Human Kinetics, 1997.
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