توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Morris, R., Muller, C., & Godfray, H. (2001). Field experiments testing for apparent competition between primary parasitoids mediated by secondary parasitoids.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Morris, R., C. Muller, و H. Godfray. Field Experiments Testing for Apparent Competition Between Primary Parasitoids Mediated by Secondary Parasitoids. 2001.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Morris, R., et al. Field Experiments Testing for Apparent Competition Between Primary Parasitoids Mediated by Secondary Parasitoids. 2001.