Παραπομπή σε μορφή APA (7η εκδ.)

Hardjono, J. M. (1990). The dilemma of commercial vegetable production in West Java. Institute of Social Studies, Bandung research Project Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hardjono, J. M. The Dilemma of Commercial Vegetable Production in West Java. Bandung: Institute of Social Studies, Bandung research Project Office, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hardjono, J. M. The Dilemma of Commercial Vegetable Production in West Java. Institute of Social Studies, Bandung research Project Office, 1990.