Gaya APA
RATNA, N, K., WINKLEMAN, E. (2009).
How to Start and Run a Commercial Art Gallery .
New York:
Allworth Press.
Gaya MLA
RATNA, Nyoman, Kutha., WINKLEMAN, Edward.
"How to Start and Run a Commercial Art Gallery".
New York:
Allworth Press,
2009.
Buku Teks.