Gaya APA
Bretzke, W., Barkawi, K. (2013).
Sustainable logistics: responses to a global challenge .
Dordrecht Heidelberg London:
Springer.
Gaya MLA
Bretzke, Wolf-Rüdiger., Barkawi, Karim.
"Sustainable logistics: responses to a global challenge".
Dordrecht Heidelberg London:
Springer,
2013.
Book.