↑Sumber lainnya mengatakan bahwa nama umum yang digunakan dalam sastra bahasa Inggris oleh sarjana-sarjana terkenal adalah Bahasa Orangtua Jermanik (Primitif). Contohnya, lihat Bloomfield, Leonard (1984). Language. Chicago and London: The University of Chicago Press. hlm.298–299. ISBN 0-226-06067-5.
Referensi
Bennett, William Holmes (1980). An Introduction to the Gothic Language. New York: Modern Language Association of America.
Plotkin, Vulf (2008). The Evolution of Germanic Phonological Systems: Proto-Germanic, Gothic, West Germanic, and Scandinavian. Lewiston: Edwin Mellen.
Ramat, Anna Giacalone and Paolo Ramat (Eds.) (1998). The Indo-European Languages. Routledge. ISBN 0-415-06449-X.
Ringe, Donald A. (2006). From Proto-Indo-European to Proto-Germanic. Linguistic history of English, v. 1. Oxford: Oxford University Press. ISBN0-19-955229-0.
Voyles, Joseph B. (1992). Early Germanic Grammar. San Diego: Academic Press. ISBN0-12-728270-X.