توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Bell, D., & Espie, C. (2002). A preliminary investigation into staff satisfaction, and staff emotions and attitudes in a unit for men with learning disabilities and serious challenging behaviours.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Bell, D., و C. Espie. A Preliminary Investigation into Staff Satisfaction, and Staff Emotions and Attitudes in a Unit for Men with Learning Disabilities and Serious Challenging Behaviours. 2002.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Bell, D., و C. Espie. A Preliminary Investigation into Staff Satisfaction, and Staff Emotions and Attitudes in a Unit for Men with Learning Disabilities and Serious Challenging Behaviours. 2002.