Gaya APA
Niel, R, V. (1992).
Java under the cultivation system: Collected writings. Verhandelingen KITLV, 150 .
Leiden:
Leiden KITLV Press.
Gaya MLA
Niel, Robert, Van.
"Java under the cultivation system: Collected writings. Verhandelingen KITLV, 150".
Leiden:
Leiden KITLV Press,
1992.
Buku.