Gaya APA
Peter, G, M. (1969).
Function room set-up manual : : a practical and useful guide to function room equipment and arrangement .
New York:
Hotel Sales Management Association.
Gaya MLA
Peter, Gerhard, M..
"Function room set-up manual : : a practical and useful guide to function room equipment and arrangement".
New York:
Hotel Sales Management Association,
1969.
BUKU.