Perkasa - Perbadanan Kemajuan Perusahaan Kayu Sarawak (Kuching : Sarawak Timber Industry Development Corporation, 1983)
PTSL : 1983; 1984(Jan-Dis); 1985; 1987; 1989; 1994; 2001; 2010; 2013; 2018; 2019; 2020
Keywords: Perbadanan Kemajuan Perusahaan Kayu Sarawak -- Periodicals; Timber -- Sarawak -- Periodicals