Gaya APA

Stephan, A. et al. (2018). The ecological scarcity method for the European Union :a Volkswagen research initiative : environmental assessments . Wiesbaden: Springer Open.

Gaya MLA

Ahbe, Stephan. et al. "The ecological scarcity method for the European Union :a Volkswagen research initiative : environmental assessments". Wiesbaden: Springer Open, 2018. Electronic Resource.