Piers the Plowman : a critical edition of the A-version

MLA

Langland, William, David C Fowler, and Thomas A Knott. Piers the Plowman : a Critical Edition of the A-version. Baltimore: Johns Hopkins Press, 1952.

APA

Langland, W., Fowler, D. C., & Knott, T. A. (1952). Piers the Plowman : a critical edition of the A-version. Baltimore: Johns Hopkins Press.

Chicago

Langland, William, Piers the Plowman: A Critical Edition of the A-Version. Edited by David C. Fowler and Thomas A Knott. Baltimore: Johns Hopkins Press, 1952.