Sujinna Karnasuta และผู้แต่งคนอื่นๆ. (2013) Tallow waste utilization from leather tanning industry for biodiesel production. <i>International Journal of Renewable Energy</i>, <i>Vol. 8</i>(No.1), 49-58.Sujinna Karnasuta และผู้แต่งคนอื่นๆ. "Tallow waste utilization from leather tanning industry for biodiesel production". International Journal of Renewable Energy Vol. 8 (2013):49-58.Sujinna Karnasuta และผู้แต่งคนอื่นๆ. Tallow waste utilization from leather tanning industry for biodiesel production. School of Renewable Energy Technology:ม.ป.ท. 2013.