Eek-Piirsoo, L. (2002). The effect of fertilization, mowing and additional illumination on the structure of a species-rich grassland community. Tartu University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Eek-Piirsoo, Liina. The Effect of Fertilization, Mowing and Additional Illumination on the Structure of a Species-rich Grassland Community. Tartu: Tartu University Press, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Eek-Piirsoo, Liina. The Effect of Fertilization, Mowing and Additional Illumination on the Structure of a Species-rich Grassland Community. Tartu University Press, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.