Gaya APA
Sheldon, D.
(2010).
Sophie Pitt Turnbull: DISCOVER AMERICA
.
Jakarta:
PT. Gramedia Pustaka Utama.
Gaya MLA
Sheldon, Dyan.
"Sophie Pitt Turnbull: DISCOVER AMERICA".
Jakarta:
PT. Gramedia Pustaka Utama,
2010.
Text.