Grevisse, Maurice
Duculot, 1993
Buku Referensi
Grevisse, Maurice, author
Duculot, 1959
Buku Referensi
Mossner, Ernest Campbell, author
Columbia University Press, 1943
Buku Teks
France, A
Paris Calmann-Levy [t.th.]
Buku Teks
Brun, R
Paris Larouse [c.1948]
Buku Teks