Cita APA (7th ed.)

WILLISON, G. F. (1968). The pilgrim's progress notes. Cliff notes.

Cita Chicago (17th ed.)

WILLISON, George F. The Pilgrim's Progress Notes. Nebraska: Cliff notes, 1968.

Cita MLA (9th ed.)

WILLISON, George F. The Pilgrim's Progress Notes. Cliff notes, 1968.