توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Homolka, P., Harazim, J., & Třináctý, J. (2007, November). Nitrogen degradability and intestinal digestibility of rumen undegraded protein in rapeseed, rapeseed meal and extracted rapeseed meal. Czech Journal of Animal Science.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Homolka, P., J. Harazim, و J. Třináctý. "Nitrogen Degradability and Intestinal Digestibility of Rumen Undegraded Protein in Rapeseed, Rapeseed Meal and Extracted Rapeseed Meal." Czech Journal of Animal Science Nov. 2007.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Homolka, P., et al. "Nitrogen Degradability and Intestinal Digestibility of Rumen Undegraded Protein in Rapeseed, Rapeseed Meal and Extracted Rapeseed Meal." Czech Journal of Animal Science, Nov. 2007.