Gaya APA

Lee, C. et al (2014). Strategic procurement from forward contract and spot market (Vol. 114 No. 5, 2014). Singapore: Emerald.

Gaya MLA

Lee, C.K.M.. et al. "Strategic procurement from forward contract and spot market". Vol. 114 No. 5, 2014 Singapore: Emerald, 2014. Article.