A Book of English pastoral verse /
introduced and edited by John Barrell and John Bull.

APA Citation

Bull, J., Barrell, J. (1975). A Book of English pastoral verse. New York: Oxford University Press.

MLA Citation

Bull, John, and John Barrell. A Book of English Pastoral Verse. New York: Oxford University Press, 1975.

Warning: These citations may not always be complete (especially for serials).