Richards, J. W., & Hill, D. (1974). Complete handbook of sports scoring and record keeping. Parker Pub. Co.
Chicago-viite (17. p.)Richards, Jack W., ja Danny Hill. Complete Handbook of Sports Scoring and Record Keeping. West Nyack, N.Y: Parker Pub. Co, 1974.
MLA-viite (9. p.)Richards, Jack W., ja Danny Hill. Complete Handbook of Sports Scoring and Record Keeping. Parker Pub. Co, 1974.
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