7
by Hoexter, Cora
Second edition - Claremont : Juta, 2012
Book
13
by Bradley, Anthony W.; Ewing, K. D.
Sixteenth edition - Harlow, England London New York : Pearson, [2015]
Book
15
16
by Gersdorf, Hubertus
6., völlig neu bearbeitete Auflage - Heidelberg : C.F. Müller, [2019]
Book