FAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa (1977 : Buea, Cameroon), & Food and Agriculture Organization of the United Nations. (1980). Organic recycling in Africa: Papers presented at the FAO /SIDA Workshop on the use of Organic Materials as Fertilizers in Africa, held in Buea, Cameroon, 5-14 December 1977. Food and Agriculture Organization of the United Nations.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিFAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa (1977 : Buea, Cameroon), এবং Food and Agriculture Organization of the United Nations. Organic Recycling in Africa: Papers Presented at the FAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa, Held in Buea, Cameroon, 5-14 December 1977. Rome: Food and Agriculture Organization of the United Nations, 1980.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিFAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa (1977 : Buea, Cameroon), এবং Food and Agriculture Organization of the United Nations. Organic Recycling in Africa: Papers Presented at the FAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Africa, Held in Buea, Cameroon, 5-14 December 1977. Food and Agriculture Organization of the United Nations, 1980.