Cita APA (7a ed.)

Hendrix, G. (1980). Hugh of St. Cher O.P: Author of two texts attributed to the 13th-century Cistercian Gerard of Liège. [s.n.].

Cita Chicago Style (17a ed.)

Hendrix, Guido. Hugh of St. Cher O.P: Author of Two Texts Attributed to the 13th-century Cistercian Gerard of Liège. [S.l.]: [s.n.], 1980.

Cita MLA (9a ed.)

Hendrix, Guido. Hugh of St. Cher O.P: Author of Two Texts Attributed to the 13th-century Cistercian Gerard of Liège. [s.n.], 1980.