توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Whitefield, S., Vachudova, M., Steenbergen, M., & Rohrschneider, R. (2006). Do Expert Surveys Produce Consistent Estimates of Party Stances on European Integration? Comparing Expert Surveys in the Difficult Case of Central and Eastern Europe. Elsevier.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Whitefield, S., M. Vachudova, M. Steenbergen, و R. Rohrschneider. Do Expert Surveys Produce Consistent Estimates of Party Stances on European Integration? Comparing Expert Surveys in the Difficult Case of Central and Eastern Europe. Elsevier, 2006.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Whitefield, S., et al. Do Expert Surveys Produce Consistent Estimates of Party Stances on European Integration? Comparing Expert Surveys in the Difficult Case of Central and Eastern Europe. Elsevier, 2006.