Wong, V. W. Y. (1985). The role of scientific research in the development of exported cash crops with particular reference to Malaysia. Manchester Polytechnic.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wong, Veronica Wai Yoke. The Role of Scientific Research in the Development of Exported Cash Crops with Particular Reference to Malaysia. Manchester: Manchester Polytechnic, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wong, Veronica Wai Yoke. The Role of Scientific Research in the Development of Exported Cash Crops with Particular Reference to Malaysia. Manchester Polytechnic, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.