The Teaching of technical writing / edited by Donald H. Cunningham and Herman A. Estrin. Cunningham, Donald H. Estrin, Herman A. Technical writing Study and teaching. T11 .T4 1975 T11 .T29 808/.066/6021 808 CUT Bibliography: p. Urbana, Ill. : National Council of Teachers of English, 1975. 1975. 1975 Text 221 p. ; eng