SpringerLink (Online service), McDermott, K., & Stibbe, M. (2018). Eastern Europe in 1968: Responses to the Prague Spring and Warsaw Pact Invasion (1st ed. 2018.). Springer International Publishing : Imprint: Palgrave Macmillan. https://doi.org/10.1007/978-3-319-77069-7
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Kevin McDermott, και Matthew Stibbe. Eastern Europe in 1968: Responses to the Prague Spring and Warsaw Pact Invasion. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Palgrave Macmillan, 2018. https://doi.org/10.1007/978-3-319-77069-7.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Eastern Europe in 1968: Responses to the Prague Spring and Warsaw Pact Invasion. 1st ed. 2018. Springer International Publishing : Imprint: Palgrave Macmillan, 2018. https://doi.org/10.1007/978-3-319-77069-7.
