Valiente, A. (1979). Rubber: Production costs and returns and marketing, Northern and Southern Mindanao. Special Studies Division, Department of Agriculture.
Цитирование в стиле Чикаго (17-е изд.)Valiente, A.M. Rubber: Production Costs and Returns and Marketing, Northern and Southern Mindanao. Quezon City: Special Studies Division, Department of Agriculture, 1979.
Цитирование MLA (9-е изд.)Valiente, A.M. Rubber: Production Costs and Returns and Marketing, Northern and Southern Mindanao. Special Studies Division, Department of Agriculture, 1979.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.