Não informado. (2000). Technical communication. Commonwealth Bureau of Horticulture and Plantation Crops.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Technical Communication. East Malling, Inglaterra: Commonwealth Bureau of Horticulture and Plantation Crops, 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Technical Communication. Commonwealth Bureau of Horticulture and Plantation Crops, 2000.
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