توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Snyder, L., Saunders, N., & Shafer, W. (2001). A putatively phase variable gene (dca) required for natural competence in Neisseria gonorrhoeae but not Neisseria meningitidis is located within the division cell wall (dcw) gene cluster.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Snyder, L., N. Saunders, و WM Shafer. A Putatively Phase Variable Gene (dca) Required for Natural Competence in Neisseria Gonorrhoeae but Not Neisseria Meningitidis Is Located Within the Division Cell Wall (dcw) Gene Cluster. 2001.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Snyder, L., et al. A Putatively Phase Variable Gene (dca) Required for Natural Competence in Neisseria Gonorrhoeae but Not Neisseria Meningitidis Is Located Within the Division Cell Wall (dcw) Gene Cluster. 2001.