Gaya APA

Tsioumas, V., Papadimitriou, S. (2014). Excess returns in the spot market for bulk carriers (17). United Kingdom: Palgrave Macmillan.

Gaya MLA

Tsioumas, Vangelis., Papadimitriou, Stratos. "Excess returns in the spot market for bulk carriers". 17 United Kingdom: Palgrave Macmillan, 2014. Article.