Text ( visual ) : unmediated Basic camp management : an introduction to camp administration / Armand & Beverly Ball. -- Rev. 3rd ed. -- Martinsville, Ind. : American Camping Association , c1990. -- 252 p. : ill. ; 23 cm. -- Bibliography: p. 229-245 ; Includes index. -- ISBN 087603122X ; (BA80817580) ; https://ci.nii.ac.jp/ncid/BA80817580 Author Heading(s): Ball, Armand B. ; Ball, Beverly H.. -- Classification(s): LCC : GV198.M35 ; DC20 : 796.54/068. -- Subject Heading(s): LCSH : Camps -- Management