Ponnamperuma N. F. & Deturck, P. (1991). Rice production on acid soils of the tropics. Institute of Fundamental Studies.
Chicago Style (17th ed.) CitationPonnamperuma N. F. and P. Deturck. Rice Production on Acid Soils of the Tropics. Kandy: Institute of Fundamental Studies, 1991.
MLA (9th ed.) CitationPonnamperuma N. F. and P. Deturck. Rice Production on Acid Soils of the Tropics. Institute of Fundamental Studies, 1991.
Warning: These citations may not always be 100% accurate.