Gaya APA

Rahardi, Kunjana, Ransus, Fransiskus. (2009). Communicative English for office staff and administrative assistants . Depok: Gramata.

Gaya Chicago

Rahardi, Kunjana, Ransus, Fransiskus. Communicative English for office staff and administrative assistants. Depok: Gramata, 2009. Buku Tercetak.

Gaya MLA

Rahardi, Kunjana, Ransus, Fransiskus. Communicative English for office staff and administrative assistants. Depok: Gramata, 2009. Buku Tercetak.

Gaya Turabian

Rahardi, Kunjana, Ransus, Fransiskus. Communicative English for office staff and administrative assistants. Depok: Gramata, 2009. Buku Tercetak.