Gaya APA

Wolf, C., Seuring, S. (2010). Environmental impacts as buying criteria for third party logistical services (Vol. 40 No. 1/2, 2010 pp. 84-102). Germay: Emerald Insight.

Gaya MLA

Wolf, Christina., Seuring, Stefan. "Environmental impacts as buying criteria for third party logistical services". Vol. 40 No. 1/2, 2010 pp. 84-102 Germay: Emerald Insight, 2010. Article.