Gaya APA

Hellman, P. (2004). Shaping in the skyline : the world according to real estate visionary Kulien Studley / Peter Hellman . New Jersey: John Wiley \r Sons.

Gaya MLA

Hellman, Peter. "Shaping in the skyline : the world according to real estate visionary Kulien Studley / Peter Hellman". New Jersey: John Wiley \r Sons, 2004. Buku.