Παραπομπή σε μορφή APA (7η εκδ.)

STERKENBURG, J. (1987). Regional and rural development planning series: Pantau-an dan evaluasi Nr.VIII. Faculty Of Geography UGM.

Παραπομπή σε μορφή Chicago (17η εκδ.)

STERKENBURG, J.J. Regional and Rural Development Planning Series: Pantau-an Dan Evaluasi Nr.VIII. Yogyakarta: Faculty Of Geography UGM, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

STERKENBURG, J.J. Regional and Rural Development Planning Series: Pantau-an Dan Evaluasi Nr.VIII. Faculty Of Geography UGM, 1987.