Sreebha S. (2008). Environmental impact of sand mining: A case study in the river catchments of Vembanad lake, Southwest India. Centre for Earth Science Studies.
استشهاد بنمط شيكاغوSreebha S. Environmental Impact of Sand Mining: A Case Study in the River Catchments of Vembanad Lake, Southwest India. Thiruvananthapuram: Centre for Earth Science Studies, 2008.
MLA استشهادSreebha S. Environmental Impact of Sand Mining: A Case Study in the River Catchments of Vembanad Lake, Southwest India. Centre for Earth Science Studies, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.