Não informado. (2012). Solutions!: For People, Processes and Paper. Technical Association of the Pulp and Paper Industry.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Solutions!: For People, Processes and Paper. Norcross, Ga: Technical Association of the Pulp and Paper Industry, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Solutions!: For People, Processes and Paper. Technical Association of the Pulp and Paper Industry, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.
