Gaya APA

Zhang, Y, Y. et al (2015). Statistical analysis of vessel waiting time and lockage time on the Upper Mississippi River (Vol. 17, 4). China: Palgrave Macmillan.

Gaya MLA

Zhang, Yu, Yvette. et al. "Statistical analysis of vessel waiting time and lockage time on the Upper Mississippi River". Vol. 17, 4 China: Palgrave Macmillan, 2015. Article.