APA (7th ed.) Citation

Bultmann, R. (1956). Primitive Christianity: In its contemporary setting. Living Age Books.

Chicago Style (17th ed.) Citation

Bultmann, Rudolf. Primitive Christianity: In Its Contemporary Setting. Living Age Books, 1956.

MLA (8th ed.) Citation

Bultmann, Rudolf. Primitive Christianity: In Its Contemporary Setting. Living Age Books, 1956.

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