Eng, P. v. d. (1993). Agricultural growth in Indonesia since 1880: Productivity change and the impact of government policy. Rijksuniversiteit Groningen.
Chicago-viite (17. p.)Eng, Pierre van der. Agricultural Growth in Indonesia Since 1880: Productivity Change and the Impact of Government Policy. Groningen: Rijksuniversiteit Groningen, 1993.
MLA-viite (8. p.)Eng, Pierre van der. Agricultural Growth in Indonesia Since 1880: Productivity Change and the Impact of Government Policy. Rijksuniversiteit Groningen, 1993.
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