Dr. Parul Rana. “A STUDY OF EXPANSION IN MUNICIPAL LIMITS OF GURUGRAM (1961-2015), A CLASS I CITY OF NATIONAL CAPITAL REGION-HARYANA”. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036 10, no. 12 (November 5, 2024): 74–85. Accessed August 13, 2025. https://www.gejournal.net/index.php/IJSSIR/article/view/2490.