Παραπομπή σε μορφή APA (7η εκδ.)

Eng, P. v. d. (1993). Agricultural growth in Indonesia since 1880: Productivity change and the impact of government policy. Rijksuniversiteit Groningen.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Eng, Pierre van der. Agricultural Growth in Indonesia Since 1880: Productivity Change and the Impact of Government Policy. Groningen: Rijksuniversiteit Groningen, 1993.

Παραπομπή σε μορφή MLA (8th εκδ.)

Eng, Pierre van der. Agricultural Growth in Indonesia Since 1880: Productivity Change and the Impact of Government Policy. Rijksuniversiteit Groningen, 1993.