TY - BOOK AU - Laird, Dugan. AU - ED - ED - ED - ED - TI - : principles and practice SN - 201041146 SN - 2 PY - 0000///46 CY - PB - KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Commercial correspondence.;Business report writing.;Business communication N1 - Published in 1970 under title: Business writing skills, a workbook; 5 ER -