Varghese, T. (1993). Laterite soils: Their distribution, characteristics classification and management. Thiruvananthapuram: Govt. of Kerala, State Committee on Science, Tech & Environment.
Dyfyniad Arddull ChicagoVarghese, Thomas. Laterite Soils: Their Distribution, Characteristics Classification and Management. Thiruvananthapuram: Govt. of Kerala, State Committee on Science, Tech & Environment, 1993.
Dyfyniad MLAVarghese, Thomas. Laterite Soils: Their Distribution, Characteristics Classification and Management. Thiruvananthapuram: Govt. of Kerala, State Committee on Science, Tech & Environment, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.