(1955). Briefe. Eugen Diederichs.
Tohutoru Kātū Chicago (17th ed.)Briefe. Düsseldorf: Eugen Diederichs, 1955.
Tohutoro MLA (9th ed.)Briefe. Eugen Diederichs, 1955.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.
Tohutoro APA (7th ed.)