Gaya APA

Neufville, R, D., Tsunokawa, K. (1981). Productivity and returns to scale of container ports (VOL. 8, NO. 2, 121-129). United States of America: Taylor and Francis.

Gaya MLA

Neufville, Richard, De., Tsunokawa, Koji. "Productivity and returns to scale of container ports". VOL. 8, NO. 2, 121-129 United States of America: Taylor and Francis, 1981. Article.