-. (1990). The land resources of indonesia: A anational overview. Foreign Office.
Chicago Style aipamena-. The Land Resources of Indonesia: A Anational Overview. London: Foreign Office, 1990.
MLA aipamena-. The Land Resources of Indonesia: A Anational Overview. Foreign Office, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.