Gurdev Singh. (2007). Introduction to computers for library professionals. Ess Ess.
استشهاد بنمط شيكاغوGurdev Singh. Introduction to Computers for Library Professionals. New Delhi: Ess Ess, 2007.
MLA استشهادGurdev Singh. Introduction to Computers for Library Professionals. Ess Ess, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.