Gaya APA

Walther, G., Spengler, T. (2005). Impact of WEEE-directive on reverse logistics in Germany (Vol. 35 No. 5, 2005 pp. 337-361). Germany: Emerald Insight.

Gaya MLA

Walther, Grit., Spengler, Thomas. "Impact of WEEE-directive on reverse logistics in Germany". Vol. 35 No. 5, 2005 pp. 337-361 Germany: Emerald Insight, 2005. Article.