Cita APA (7th ed.)
Walker, S., & Giard, J. The Handbook of Design for Sustainability. Bloomsbury.
Cita Chicago (17th ed.)
Walker, Stuart, i Jacques Giard. The Handbook of Design for Sustainability. Londres, Inglaterra: Bloomsbury.
Cita MLA (9th ed.)
Walker, Stuart, i Jacques Giard. The Handbook of Design for Sustainability. Bloomsbury.
Atenció: Aquestes cites poden no estar 100% correctes.