Drewes, G.W.J. (Geradus Willebrodus Joannes), 1899-
Martinus Nijhoff, 1975
Buku Teks
edited with an introduction by J.J. Ras
Martinus Jijhoff, 1979
Buku Teks
Ker, W.P. (William Paton), 1855-1923
Dover Publication, Inc., 1957
Buku Teks
Martinus, 1971
Buku Teks
Zoetmulder, Petrus Josephus
Martinus Nijhoff, 1974
Buku Teks