Gaya APA

Laine, J, T., Vepsäläinen, A, P. (1994). Economies of speed in sea transportation (Vol. 24 No. 8, 1994, pp. 33-41). Finlandia: Emerald Insight.

Gaya MLA

Laine, Jouni, T.., Vepsäläinen, Ari, P.J.. "Economies of speed in sea transportation". Vol. 24 No. 8, 1994, pp. 33-41 Finlandia: Emerald Insight, 1994. Article.