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Bibliografi : hlm. 217 - 219 Daftar Isi Australian Rules football; Bandy ball; Baseball; Basketball; Beach ball; Bearing balls; Billiard balls; Bocce balls; Bowling balls; Cricket ball; Croquet balls; Exercise ball (Swiss ball); Field hockey ball; Footbag (Hacky sack); Football; Gaelic football; Golf ball; Handball; Jai alai pelota; Koosh ball; Lacrosse ball; Lawn bowling balls; Magic 8 bal…
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