Gaya APA
Eijkemans, C. (1995).
Profitability or security: Decision-making on land use among Toba Batak peasants in North Sumatra, Indonesia. .
Saarbrücken:
Saarbrücken Verlag für Entwicklungspolitik.
Gaya MLA
Eijkemans, C.H.J.F..
"Profitability or security: Decision-making on land use among Toba Batak peasants in North Sumatra, Indonesia. ".
Saarbrücken:
Saarbrücken Verlag für Entwicklungspolitik,
1995.
Buku.