Miell, Anna
Intermediate German : a grammar and workbook
Routledge, 2006
 Buku Teks
Donaldson, Bruce
German: an essential grammar
Routledge, 2006
 Buku Teks
Stocker, Paul, 1971-
A student grammar of German
Cambridge University Press, 2012
 Buku Teks
Simanjuntak, Herpinus
German Grammar and Conversation Handbook
Kesaint Blanc, 2017
 Buku Teks
Prowe, Gunhild
German dictionary and grammar
Oxford University Press, 1995
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