Khoo, G. H. (2012). The Practice Of Public Relations In Malaysia: A Case Study On The Roles Of Public Relations Practitioners In The Hotel Industry In Penang.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Khoo, Gim Hoon. The Practice Of Public Relations In Malaysia: A Case Study On The Roles Of Public Relations Practitioners In The Hotel Industry In Penang. 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Khoo, Gim Hoon. The Practice Of Public Relations In Malaysia: A Case Study On The Roles Of Public Relations Practitioners In The Hotel Industry In Penang. 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.