Cita APA (7th ed.)
ebrary, Inc, Coetsem, F. v., & Kufner, H. L. (1972). Toward a grammar of Proto-Germanic. M. Niemeyer.
Cita Chicago (17th ed.)
ebrary, Inc, Frans van Coetsem, i Herbert L. Kufner. Toward a Grammar of Proto-Germanic. Tübingen: M. Niemeyer, 1972.
Cita MLA (9th ed.)
ebrary, Inc, et al. Toward a Grammar of Proto-Germanic. M. Niemeyer, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.