APA (7th ed.) Citation

Powell, B. British Library MS Egerton 289 and Santa Casilda.

Chicago Style (17th ed.) Citation

Powell, Brian. British Library MS Egerton 289 and Santa Casilda.

MLA (9th ed.) Citation

Powell, Brian. British Library MS Egerton 289 and Santa Casilda.

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