APA (7th ed.) Citation

Barber, R. W. (1991). Pilgrimages. Boydell Press.

Chicago Style (17th ed.) Citation

Barber, Richard W. Pilgrimages. Woodbridge, Suffolk: Boydell Press, 1991.

MLA (9th ed.) Citation

Barber, Richard W. Pilgrimages. Boydell Press, 1991.