“User Awareness about Marketing of Library Products and Services: A Study of University College of Medical Sciences and Vallabhbhai Patel Chest Institute, University of Delhi, Delhi”. LIBRARY HERALD 61, no. 3 (September 30, 2023): P. 66–88. Accessed May 22, 2025. http://libraryherald.in/index.php/LH/article/view/134.