توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

SpringerLink (Online service) & Gleditsch, N. P. (2017). R.J. Rummel: An Assessment of His Many Contributions. Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-54463-2

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

SpringerLink (Online service) و Nils Petter Gleditsch. R.J. Rummel: An Assessment of His Many Contributions. Cham: Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-54463-2.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

SpringerLink (Online service) و Nils Petter Gleditsch. R.J. Rummel: An Assessment of His Many Contributions. Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-54463-2.