TY - BOOK AU - Hasnah Mohd Saleh, AU - TI - Penulisan surat rasmi SN - 9789835982620 U1 - 808.6 23 CY - Petaling Jaya, Selangor : PB - Sasbadi Sdn. Bhd. KW - Letter writing. ; Letters. ; Commercial correspondence N1 - Includes bibliographical references ER -