APA (7 ম সংস্করণ) উদ্ধৃতি

Kalra, S. (2017). Study of soil physico-chemical properties including heavy metals from the dumping sites, agricultural land and tree plantation in Doon Valley. Forest Research Institute.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Kalra, Swati. Study of Soil Physico-chemical Properties Including Heavy Metals from the Dumping Sites, Agricultural Land and Tree Plantation in Doon Valley. Dehradun: Forest Research Institute, 2017.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Kalra, Swati. Study of Soil Physico-chemical Properties Including Heavy Metals from the Dumping Sites, Agricultural Land and Tree Plantation in Doon Valley. Forest Research Institute, 2017.