Gaya APA

Jiang, B., LI, J. (2009). DEA-based performance measurement of seaports in northeast Asia: radial and non-radial approach (Volume 25 Number 2 December 2009 pp.219-236). Korea: Elsevier.

Gaya MLA

Jiang, Bao., LI, Jian. "DEA-based performance measurement of seaports in northeast Asia: radial and non-radial approach". Volume 25 Number 2 December 2009 pp.219-236 Korea: Elsevier, 2009. Article.