Gaya APA
Berry, Leonard L. (1995).
On great service : a framework for action .
New York:
The Free Press.
Gaya Chicago
Berry, Leonard L.
On great service : a framework for action.
New York:
The Free Press,
1995.
Buku.
Gaya MLA
Berry, Leonard L.
On great service : a framework for action.
New York:
The Free Press,
1995.
Buku.
Gaya Turabian
Berry, Leonard L.
On great service : a framework for action.
New York:
The Free Press,
1995.
Buku.