APA (7th ed.) Citation

Nelson, R. S. Hagia sophia, 1850-1950: Holy wisdom modern monument. London.

Chicago Style (17th ed.) Citation

Nelson, Robert S. Hagia Sophia, 1850-1950: Holy Wisdom Modern Monument. Chicago: London.

MLA (9th ed.) Citation

Nelson, Robert S. Hagia Sophia, 1850-1950: Holy Wisdom Modern Monument. London.

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