Yip, W. (1965). The occupational choices of English-medium secondary school-leavers in relation to education and vocational opportunity.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yip, Weng-kee. The Occupational Choices of English-medium Secondary School-leavers in Relation to Education and Vocational Opportunity. 1965.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Yip, Weng-kee. The Occupational Choices of English-medium Secondary School-leavers in Relation to Education and Vocational Opportunity. 1965.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.