Kearl, B. (1976). Field data collection in the social sciences: Experiences in Africa and the middle East. Agricultural development council.
芝加哥风格引文Kearl, Bryant. Field Data Collection in the Social Sciences: Experiences in Africa and the Middle East. New York: Agricultural development council, 1976.
MLA引文Kearl, Bryant. Field Data Collection in the Social Sciences: Experiences in Africa and the Middle East. Agricultural development council, 1976.
警告：这些引文格式不一定是100％准确.