TY - BOOK T1 - The only 250 letters and memos managers will ever need A1 - Tepper, Ron, 1937- . LA - English PP - New York PB - J. Wiley YR - 1990 UL - http://discoverylib.upm.edu.my/discovery/Record/409397 OP - 278 CN - HF5721 T314 SN - 047152459X KW - Commercial correspondence. KW - Memorandums. ER -