Gaya APA

AHN, W. et al (2014). A Study on the securement of the competitiveness of gyeong-In port (vol 30). Korean: Elsevier B.V.

Gaya MLA

AHN, Woo-chul. et al. "A Study on the securement of the competitiveness of gyeong-In port". vol 30 Korean: Elsevier B.V, 2014. Article.