APA引文

Ahbe, S., Weihofen, S., & Wellge, S. (2020). The Ecological Scarcity Method for the European Union. 1st ed. 2018. Springer Fachmedien Wiesbaden.

Trích dẫn kiểu Chicago

Ahbe, Stephan, Simon Weihofen, và Steffen Wellge. The Ecological Scarcity Method for the European Union. 1st Ed. 2018. Springer Fachmedien Wiesbaden, 2020.

MLA引文

Ahbe, Stephan, Simon Weihofen, và Steffen Wellge. The Ecological Scarcity Method for the European Union. 1st Ed. 2018. Springer Fachmedien Wiesbaden, 2020.

警告：這些引文格式不一定是100％准確.