APA (7th ed.) Citation

Bacchiocchi, S. (1977). From sabbath to sunday. The pontifical Gregorian.

Chicago Style (17th ed.) Citation

Bacchiocchi, Samuele. From Sabbath to Sunday. The pontifical Gregorian, 1977.

MLA (9th ed.) Citation

Bacchiocchi, Samuele. From Sabbath to Sunday. The pontifical Gregorian, 1977.

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