Pawłowski, Dominik. 2024. “Walter E. Kaegi, Heraclius: Emperor of Byzantium, Cambridge University Press, New York 2003, Ss. 359, 6 il., 10 Map, ISBN 0-521-81459-6”. Balcanica Posnaniensia. Acta Et Studia 31 (December):402-4. https://doi.org/10.14746/bp.2024.31.21.