Signorelli, author
Sulla Collans , 1969
Buku Referensi
Campos, D. Reide de, author
Collezione Silvana,
Buku Referensi
Roberts, Albert R., author
[Springer-Verlag, Springer-Verlag], 2012
eBooks
Sanches, Alfonso Emilio Perez, author
Fabbri, 1970
Buku Referensi
Fatma Lestari, author
Universitas Indonesia, 1997
UI - Tesis Membership