Text ( visual ) : unmediated Interviewing in educational research / Janet Powney and Mike Watts. -- London : Routledge & Kegan Paul , 1987. -- viii, 205 p. : ill. ; 22 cm. -- (Routledge education books). -- Includes bibliography and index. -- ISBN 0710206232 ; (BA00922551) ; https://ci.nii.ac.jp/ncid/BA00922551 Author Heading(s): Powney, Janet ; Watts, Mike. -- Classification(s): LCC : LB1028 ; DC19 : 370/.7/83 ; NDLC : FA11. -- Subject Heading(s): PRECIS : Education. Research. Interviewing ; LCSH : Education -- Research ; LCSH : Interviewing