APA Format
Sutanto Leo; Retno Dewantri. (2000).
English for professional waiters/ oleh Sutanto Leo, Retno Dewantri
. Jakarta :: Gramedia Pustaka Utama,.
MLA Format
Sutanto Leo; Retno Dewantri.
English for professional waiters/ oleh Sutanto Leo, Retno Dewantri
. Jakarta :: Gramedia Pustaka Utama,, 2000
Chicago Format
Sutanto Leo; Retno Dewantri. English for professional waiters/ oleh Sutanto Leo, Retno Dewantri. Jakarta :: Gramedia Pustaka Utama,, 2000.