APA (7th ed.) Citation

Gill, J. (1961). Eugenius IV: Pope of Christian union. Burns & Oates.

Chicago Style (17th ed.) Citation

Gill, Joseph. Eugenius IV: Pope of Christian Union. London: Burns & Oates, 1961.

MLA (8th ed.) Citation

Gill, Joseph. Eugenius IV: Pope of Christian Union. Burns & Oates, 1961.

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