SpringerLink (Online service), Gera, R., Haynes, T. W., & Hedetniemi, S. T. (2018). Graph Theory: Favorite Conjectures and Open Problems - 2 (1st ed. 2018.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-97686-0
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Ralucca Gera, Teresa W. Haynes, και Stephen T. Hedetniemi. Graph Theory: Favorite Conjectures and Open Problems - 2. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-97686-0.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Graph Theory: Favorite Conjectures and Open Problems - 2. 1st ed. 2018. Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-97686-0.
