Gandhe,S K, Ruddar datt, & sushmita mitra. (1996). Open learning system in India. Indira gandhi open university.
استشهاد بنمط شيكاغوGandhe,S K, Ruddar datt, و sushmita mitra. Open Learning System in India. New Delhi: Indira gandhi open university, 1996.
MLA استشهادGandhe,S K, et al. Open Learning System in India. Indira gandhi open university, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.