Tripathi, A. K. (1993). Advances in environmental Sciences. Ashish Publishing House.
Dyfyniad Arddull ChicagoTripathi, A K. Advances in Environmental Sciences. New Delhi: Ashish Publishing House, 1993.
Dyfyniad MLATripathi, A K. Advances in Environmental Sciences. Ashish Publishing House, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.