00538nam a22001577a 4500 LDD 20260514065806.0 260514b |||||||| |||| 00| 0 eng d IGNOU Library Khan, Huma Author 21522 Comparative study of learner support services of Uttarakhand Open University and IGNOU in changing scenario of Open and Distance Learning/ Huma Khan New Delhi; IGNOU, 2024. xxxvi, 400p. PhD. Thesis in Distance Education ddc TH 0 0 ddc 0 0 201626 LDD LDD PGRRL 2026-05-14 L&DD 0 371.35 K526C TH001212 2026-05-14 2026-05-14 TH 200689 200689