Byju, G., & Varghese, T. (1993). Laterite soils: Their distribution, characteristics classification and management.
Chicago-tyylinen lähdeviittausByju, G., ja Thomas Varghese. Laterite Soils: Their Distribution, Characteristics Classification and Management. Thiruvananthapurma, State Committe on Science, Technology and Environment, 1993.
MLA-viiteByju, G., ja Thomas Varghese. Laterite Soils: Their Distribution, Characteristics Classification and Management. 1993.
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