Cita APA (7th ed.)

Bjr̜n Anders, Strandesen Maria, & Springer. The cradle-to-cradle concept , is it always sustainable?

Cita Chicago (17th ed.)

Bjr̜n Anders, Strandesen Maria, i Springer. The Cradle-to-cradle Concept , Is It Always Sustainable?

Cita MLA (9th ed.)

Bjr̜n Anders, et al. The Cradle-to-cradle Concept , Is It Always Sustainable?