Tobin, M. Do sustainable real estate practices cost more? Financial executive.
Chicago-viite (17. p.)Tobin, Michael. "Do Sustainable Real Estate Practices Cost More?" Financial Executive .
MLA-viite (9. p.)Tobin, Michael. "Do Sustainable Real Estate Practices Cost More?" Financial Executive, .
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.