Rao, D. B. (2000). International encyclopaedia of science and technology education: Science and technology education for all. Discovery Publishing House.
استشهاد بنمط شيكاغوRao, Digumarti Bhaskara. International Encyclopaedia of Science and Technology Education: Science and Technology Education for All. New Delhi: Discovery Publishing House, 2000.
MLA استشهادRao, Digumarti Bhaskara. International Encyclopaedia of Science and Technology Education: Science and Technology Education for All. Discovery Publishing House, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.