APA (7th ed.) Citation

Bieler, L. (1967). St Patrick and the coming of Christianity. Gill and Son.

Chicago Style (17th ed.) Citation

Bieler, Ludwig. St Patrick and the Coming of Christianity. Dublin [etc.]: Gill and Son, 1967.

MLA (9th ed.) Citation

Bieler, Ludwig. St Patrick and the Coming of Christianity. Gill and Son, 1967.

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