APA (7th ed.) Citation

Papaiōannu, A. A. 2. J. (2001). Hē Hagia Sophia: Hē Hagia Sophia metaxy rōmaïkēs kai gotthikēs architektonikēs. Kardamitsa.

Chicago Style (17th ed.) Citation

Papaiōannu, Angelos A. 20./21. Jh. Hē Hagia Sophia: Hē Hagia Sophia Metaxy Rōmaïkēs Kai Gotthikēs Architektonikēs. Athēna: Kardamitsa, 2001.

MLA (9th ed.) Citation

Papaiōannu, Angelos A. 20./21. Jh. Hē Hagia Sophia: Hē Hagia Sophia Metaxy Rōmaïkēs Kai Gotthikēs Architektonikēs. Kardamitsa, 2001.

Warning: These citations may not always be 100% accurate.