Não informado. (2019). FAO Agricultural Services Bulletin. Food and Agriculture Organization of the United Nations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. FAO Agricultural Services Bulletin. Rome: Food and Agriculture Organization of the United Nations, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. FAO Agricultural Services Bulletin. Food and Agriculture Organization of the United Nations, 2019.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.