SpringerLink (Online service), Hill, P. L., & Allemand, M. (2020). Personality and Healthy Aging in Adulthood: New Directions and Techniques (1st ed. 2020.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-030-32053-9
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)SpringerLink (Online service), Patrick L. Hill, و Mathias Allemand. Personality and Healthy Aging in Adulthood: New Directions and Techniques. 1st ed. 2020. Cham: Springer International Publishing : Imprint: Springer, 2020. https://doi.org/10.1007/978-3-030-32053-9.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)SpringerLink (Online service), et al. Personality and Healthy Aging in Adulthood: New Directions and Techniques. 1st ed. 2020. Springer International Publishing : Imprint: Springer, 2020. https://doi.org/10.1007/978-3-030-32053-9.