Παραπομπή APA

Kearl, B. (1976). Field data collection in the social Science: Experiences inAfrica and the Middle East. Agricultural Development Council.

Παραπομπή Chicago Style

Kearl, Bryant. Field Data Collection in the Social Science: Experiences InAfrica and the Middle East. NewYork: Agricultural Development Council, 1976.

Παραπομπή MLA

Kearl, Bryant. Field Data Collection in the Social Science: Experiences InAfrica and the Middle East. Agricultural Development Council, 1976.

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