Παραπομπή σε μορφή APA (7η εκδ.)

Long, N. (1989). Encounters at the interface: A perspective on social discontinuities in rural development. Agricultural University.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Long, Norman. Encounters at the Interface: A Perspective on Social Discontinuities in Rural Development. Wageningen: Agricultural University, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Long, Norman. Encounters at the Interface: A Perspective on Social Discontinuities in Rural Development. Agricultural University, 1989.