Small Industry Research Institute. (1989). Directory of pulp, paper, paper products and speciality papers (Directory of pulp paper and paper products) (2nd rev. ed.). Small Industry Research Institute.
Chicago-referens (17:e uppl.)Small Industry Research Institute. Directory of Pulp, Paper, Paper Products and Speciality Papers (Directory of Pulp Paper and Paper Products). 2nd rev. ed. Delhi: Small Industry Research Institute, 1989.
MLA-referens (9:e uppl.)Small Industry Research Institute. Directory of Pulp, Paper, Paper Products and Speciality Papers (Directory of Pulp Paper and Paper Products). 2nd rev. ed. Small Industry Research Institute, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.