APA-viite

T. Siju; S. Veeraputhran; Joby Joseph and K. Tharian George. (2013). Trends in adoption of planting density in rubber smallholdings in the traditional regions of India. Journal of Plantation Crops.

Chicago-tyylinen lähdeviittaus

T. Siju; S. Veeraputhran; Joby Joseph and K. Tharian George. Trends in Adoption of Planting Density in Rubber Smallholdings in the Traditional Regions of India. Journal of Plantation Crops, 2013.

MLA-viite

T. Siju; S. Veeraputhran; Joby Joseph and K. Tharian George. Trends in Adoption of Planting Density in Rubber Smallholdings in the Traditional Regions of India. Journal of Plantation Crops, 2013.