Gupta,B M. (1990). Hand book of libraries, archives and information centres in India v.7: Science and technology information systems and centres. Aditya Prakashan.
استشهاد بنمط شيكاغوGupta,B M. Hand Book of Libraries, Archives and Information Centres in India V.7: Science and Technology Information Systems and Centres. Delhi: Aditya Prakashan, 1990.
MLA استشهادGupta,B M. Hand Book of Libraries, Archives and Information Centres in India V.7: Science and Technology Information Systems and Centres. Aditya Prakashan, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.