Arshad, 3. F. M., & Ghaffar, R. A. (1986). Univariate approach towards cocoa price forecasting. Serdang: Universiti Pertanian Malaysia.
Chicago Style (17. basım) AtıfArshad, 353828 Fatimah Mohd., ve Roslan A. Ghaffar. Univariate Approach Towards Cocoa Price Forecasting. Serdang: Universiti Pertanian Malaysia, 1986.
MLA (9th ed.) AtıfArshad, 353828 Fatimah Mohd., ve Roslan A. Ghaffar. Univariate Approach Towards Cocoa Price Forecasting. Serdang: Universiti Pertanian Malaysia, 1986.
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