Cita APA (7a ed.)

Haugen, E. I. (1972). First grammatical treatise: The earliest Germanic phonology : an edition, translation and commentary (2nd rev. ed.). Longman.

Cita Chicago Style (17a ed.)

Haugen, Einar Ingvald. First Grammatical Treatise: The Earliest Germanic Phonology : An Edition, Translation and Commentary. 2nd rev. ed. London: Longman, 1972.

Cita MLA (9a ed.)

Haugen, Einar Ingvald. First Grammatical Treatise: The Earliest Germanic Phonology : An Edition, Translation and Commentary. 2nd rev. ed. Longman, 1972.