توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Darrah, P., White, R., & Nye, P. (1985). SIMULTANEOUS NITRIFICATION AND DIFFUSION IN SOIL .1. THE EFFECTS OF THE ADDITION OF A LOW-LEVEL OF AMMONIUM-CHLORIDE.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Darrah, P., R. White, و P. Nye. SIMULTANEOUS NITRIFICATION AND DIFFUSION IN SOIL .1. THE EFFECTS OF THE ADDITION OF A LOW-LEVEL OF AMMONIUM-CHLORIDE. 1985.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Darrah, P., et al. SIMULTANEOUS NITRIFICATION AND DIFFUSION IN SOIL .1. THE EFFECTS OF THE ADDITION OF A LOW-LEVEL OF AMMONIUM-CHLORIDE. 1985.