Citazione Stile APA (7a Edizione)
Winsemius, P., & Guntram, U. (2002). A thousand shades of green: Sustainable strategies for competitive advantage. Earthscan.
Citazione stile Chigago Style (17a edizione)
Winsemius, Pieter, e Ulrich Guntram. A Thousand Shades of Green: Sustainable Strategies for Competitive Advantage. London ; Sterling, VA: Earthscan, 2002.
Citatione MLA (9a ed.)
Winsemius, Pieter, e Ulrich Guntram. A Thousand Shades of Green: Sustainable Strategies for Competitive Advantage. Earthscan, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.