Birket-Smith, Kaj, author
VH. Van Ditmar NV, 1950
Buku Teks
Haaksma, Remy
E. J. Brill, 1933
Buku Teks
Fokker, Abraham Anthony, 1862-1927
Pradnja Paramita, 1972
Buku Klasik
Langemeijer, G.E. (Gerard Eduard), 1903-1990, author
Tjeenk Willink, 1970
Buku Teks
Closset, F., author
J.M. Meulenhoff, 1954
Buku Teks