Gaya APA
English 1: conversation program, taken from interchange 3rd edition, book 1. (2013).
(4) Organisasi Perusahaan: Teo:
.
Gaya MLA
English 1: conversation program, taken from interchange 3rd edition, book 1.
ed. 3rd.
(4) Organisasi Perusahaan: Teo:
,
2013.
Text.