APA aipamena

 Hellman, P. (2004).  Shaping the skyline: The world according to real estate visionary Julien Studley.  John Wiley & Sons.

Chicago Style aipamena

 Hellman, Peter.  Shaping the Skyline: The World According to Real Estate Visionary Julien Studley.  John Wiley & Sons, 2004.

MLA aipamena

 Hellman, Peter.  Shaping the Skyline: The World According to Real Estate Visionary Julien Studley.  John Wiley & Sons, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.