TY - BOOK AU - Siazon-Lorenzo, Carmelita. ED - ED - ED - ED - SN - 9715740030 (paperback) SN - 2 PY - 1997///.46 CY - Quezon City :;Quezon City PB - Katha Pub, Co., Inc,;Katha Publishing Co, Inc KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Commercial correspondence -- Philippines KW - Letter writing -- Philippines KW - sears;sears0 N1 - 5 ER -