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スタイル(17版)引用形式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(9版)引用形式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.
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