Tohutoro APA (7th ed.)

Cleather, A. L., & Crump, B. (1927). Lohengrin y Parsifal. Gustavo Gili.

Tohutoru Kātū Chicago (17th ed.)

Cleather, Alice Leighton, me Basil Crump. Lohengrin Y Parsifal. Barcelona: Gustavo Gili, 1927.

Tohutoro MLA (9th ed.)

Cleather, Alice Leighton, me Basil Crump. Lohengrin Y Parsifal. Gustavo Gili, 1927.