Παραπομπή σε μορφή APA (7η εκδ.)

Kearl, B. (1976). Field data collection in the social sciences: Experiences in Africa and the middle East. Agricultural development council.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kearl, Bryant. Field Data Collection in the Social Sciences: Experiences in Africa and the Middle East. New York: Agricultural development council, 1976.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kearl, Bryant. Field Data Collection in the Social Sciences: Experiences in Africa and the Middle East. Agricultural development council, 1976.