Text ( visual ) : unmediated Grow your own sales staff -- 21 golden rules : a guide to the slection and training of sales staff in the smaller shop / [text Bryan Halsey, design and illustrations Clive Abbott]. -- London : H.M.S.O , c1968. -- 43 p. : ill. (col.) ; 26cm. -- (NEDO talking shop series). -- Title from cover. -- (BA79740514) ; https://ci.nii.ac.jp/ncid/BA79740514 Author Heading(s): Economic Development Committee for the Distributive Trades ; Halsey, Bryan. -- Classification(s): DC18 : 658.31245