Gaya APA
pauline, N., maryvonne, B. (1973).
sepecial english Book 2 office practice .
Bandung:
Gramedia Pustaka Utama.
Gaya MLA
pauline, Naidoo., maryvonne, Bolch.
"sepecial english Book 2 office practice".
Bandung:
Gramedia Pustaka Utama,
1973.
Text.