Cita APA (7th ed.)

Langland, W., & Skeat, W. W. (1886). The vision of William concerning Piers the Plowman. O.U.P..

Cita Chicago (17th ed.)

Langland, William, i Walter W. Skeat. The Vision of William Concerning Piers the Plowman. Lond.: O.U.P., 1886.

Cita MLA (8th ed.)

Langland, William, i Walter W. Skeat. The Vision of William Concerning Piers the Plowman. O.U.P., 1886.