Abeysekara, T., & Sēnānāyaka, P. (1974). Economics of vegetable production and marketing: A case study of 4 villages in Palugama (Welimada). Agrarian Research and Training Institute.
Citace podle Chicago (17th ed.)Abeysekara, Terrence, a Piyadāsa Sēnānāyaka. Economics of Vegetable Production and Marketing: A Case Study of 4 Villages in Palugama (Welimada). Colombo: Agrarian Research and Training Institute, 1974.
Citace podle MLA (8th ed.)Abeysekara, Terrence, a Piyadāsa Sēnānāyaka. Economics of Vegetable Production and Marketing: A Case Study of 4 Villages in Palugama (Welimada). Agrarian Research and Training Institute, 1974.
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