Official softball scorebook/ 
National Association for Girls and Women in Sport. 
 - rev. ed. 
 - Reston, Va.:  AAHPERD,  1965. 
 - 1v. (various pagings) ;   26 cm. 
<br/><br/><label>ISBN: </label>088314168X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Softball--Rules.