Gaya APA

MICHELLI, Joseph A., Martha Wijaya. (2009). The new gold standard : layanan bintang lima the Ritz-Carlton hotel company . JAKARTA: Gramedia Pustaka Utama.

Gaya Chicago

MICHELLI, Joseph A., Martha Wijaya. The new gold standard : layanan bintang lima the Ritz-Carlton hotel company. JAKARTA: Gramedia Pustaka Utama, 2009. Text.

Gaya MLA

MICHELLI, Joseph A., Martha Wijaya. The new gold standard : layanan bintang lima the Ritz-Carlton hotel company. JAKARTA: Gramedia Pustaka Utama, 2009. Text.

Gaya Turabian

MICHELLI, Joseph A., Martha Wijaya. The new gold standard : layanan bintang lima the Ritz-Carlton hotel company. JAKARTA: Gramedia Pustaka Utama, 2009. Print.