Gaya APA

Paixao, A, C., Marlow, P, B. (2003). Fourth generation ports – a question of agility? (Vol. 33 Iss 4). United Kingdom: Emerald Insight.

Gaya MLA

Paixao, Ana, Cristina., Marlow, Peter, Bernard. "Fourth generation ports – a question of agility?". Vol. 33 Iss 4 United Kingdom: Emerald Insight, 2003. Article.