Duchêne, E., Meluc, D., Panigai, L., Langellier, F., Monamy, C., & Schneider, C. (2001). Number of berries per m<sup>2</sup> for Pinot noir and Chardonnay in Alsace, Bourgogne and Champagne. International Viticulture and Enology Society.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Duchêne, Eric, Dominique Meluc, Laurent Panigai, François Langellier, Christine Monamy, و Christophe Schneider. Number of Berries Per M<sup>2</sup> for Pinot Noir and Chardonnay in Alsace, Bourgogne and Champagne. International Viticulture and Enology Society, 2001.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Duchêne, Eric, et al. Number of Berries Per M<sup>2</sup> for Pinot Noir and Chardonnay in Alsace, Bourgogne and Champagne. International Viticulture and Enology Society, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.