Dyfyniad APA

Niemann, J., Tichkiewitch, S., & Westkämper, E. (2020). Design of Sustainable Product Life Cycles. Springer Berlin Heidelberg.

Dyfyniad Arddull Chicago

Niemann, Jörg, Serge Tichkiewitch, và Engelbert Westkämper. Design of Sustainable Product Life Cycles. Springer Berlin Heidelberg, 2020.

Dyfyniad MLA

Niemann, Jörg, Serge Tichkiewitch, và Engelbert Westkämper. Design of Sustainable Product Life Cycles. Springer Berlin Heidelberg, 2020.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.