APA

Jara-Diaz S., Tovar de la Fe B., . (2003). Economies of scale and scope for cargo handling firms in Spanish ports. : European transport conference 2003.

Chicago

Jara-Diaz Sergio, Tovar de la Fe Beatriz, . 2003. Economies of scale and scope for cargo handling firms in Spanish ports. : European transport conference 2003.

Harvard

Jara-Diaz S., Tovar de la Fe B., . (2003). Economies of scale and scope for cargo handling firms in Spanish ports. : European transport conference 2003.

MLA

Jara-Diaz Sergio, Tovar de la Fe Beatriz, . Economies of scale and scope for cargo handling firms in Spanish ports. : European transport conference 2003. 2003.