Παραπομπή σε μορφή APA (7η εκδ.)

Pardalos, P. M., Rassias, T. M., & Khan, A. A. (2010). Nonlinear Analysis and Variational Problems: In Honor of George Isac. Springer Science+Business Media, LLC.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pardalos, Panos M., Themistocles M. Rassias, και Akhtar A. Khan. Nonlinear Analysis and Variational Problems: In Honor of George Isac. New York, NY: Springer Science+Business Media, LLC, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pardalos, Panos M., et al. Nonlinear Analysis and Variational Problems: In Honor of George Isac. Springer Science+Business Media, LLC, 2010.