Zhang, W. (2007). Service quality by a facilities management company in Dragon Lake residential community.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Zhang, Wei. Service Quality by a Facilities Management Company in Dragon Lake Residential Community. 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Zhang, Wei. Service Quality by a Facilities Management Company in Dragon Lake Residential Community. 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.