Citazione Stile APA (7a Edizione)
Koester, E. (2011). Green Entrepreneur Hanbook: The Guide to Building and Growing a Green and clean Business. CRC.
Citazione stile Chigago Style (17a edizione)
Koester, Eric. Green Entrepreneur Hanbook: The Guide to Building and Growing a Green and Clean Business. Boca Raton: CRC, 2011.
Citatione MLA (9a ed.)
Koester, Eric. Green Entrepreneur Hanbook: The Guide to Building and Growing a Green and Clean Business. CRC, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.