Gaya APA

Alizadeh, A, H., Talley, W, K. (2011). Vessel and voyage determinants of tanker freight rates and contract times . United Kingdom: Elsevier.

Gaya MLA

Alizadeh, Amir, H.., Talley, Wayne, K.. "Vessel and voyage determinants of tanker freight rates and contract times". United Kingdom: Elsevier, 2011. Article.