Cita APA (7a ed.)
Hulugalle, N., Lal, R., & Gichuru, M. (1990). Effect of five years of notillage and mulch on soil properties and tuber yield of cassava on an acid Ultisol in southeastern Nigeria. Cambridge University Press.
Cita Chicago Style (17a ed.)
Hulugalle, N.R, R. Lal, y M. Gichuru. Effect of Five Years of Notillage and Mulch on Soil Properties and Tuber Yield of Cassava on an Acid Ultisol in Southeastern Nigeria. Cambridge University Press, 1990.
Cita MLA (9a ed.)
Hulugalle, N.R, et al. Effect of Five Years of Notillage and Mulch on Soil Properties and Tuber Yield of Cassava on an Acid Ultisol in Southeastern Nigeria. Cambridge University Press, 1990.
Precaución: Estas citas no son 100% exactas.