APA (7th ed.) Citation

Christiansen, K. (1981). 'Peregrinus' and Perugian painting in the fifteenth century.

Chicago Style (17th ed.) Citation

Christiansen, Keith. 'Peregrinus' and Perugian Painting in the Fifteenth Century. 1981.

MLA (9th ed.) Citation

Christiansen, Keith. 'Peregrinus' and Perugian Painting in the Fifteenth Century. 1981.

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