Liew, W. K. (1994). The development of buyer-seller relationships in industrial markets: A case study in the printed circuit board industry.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Liew, Wing Kong. The Development of Buyer-seller Relationships in Industrial Markets: A Case Study in the Printed Circuit Board Industry. 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Liew, Wing Kong. The Development of Buyer-seller Relationships in Industrial Markets: A Case Study in the Printed Circuit Board Industry. 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.