Gan, S. L. (1980). Home environment, study behaviour and achievement in science of Form Five pupils in two secondary schools in Kuala Lumpur.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gan, Siowck Lee. Home Environment, Study Behaviour and Achievement in Science of Form Five Pupils in Two Secondary Schools in Kuala Lumpur. 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gan, Siowck Lee. Home Environment, Study Behaviour and Achievement in Science of Form Five Pupils in Two Secondary Schools in Kuala Lumpur. 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.