American Baseball Coaches Association & Bennett, B. (2004). The baseball drill book. Human Kinetics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Baseball Coaches Association और Bob Bennett. The Baseball Drill Book. Champaign, IL: Human Kinetics, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican Baseball Coaches Association और Bob Bennett. The Baseball Drill Book. Human Kinetics, 2004.
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