Gaya APA

RICHARDS, J., BYCINA, D. (1985). PERSON TO PERSON : COMMUNICATIVE SPEAKING AND LISTENING SKILLS, BOOK 2 (CET. 1). NEW YORK: .

Gaya MLA

RICHARDS, JACK.., BYCINA, DAVID. "PERSON TO PERSON : COMMUNICATIVE SPEAKING AND LISTENING SKILLS, BOOK 2". CET. 1 NEW YORK: , 1985. Prodi S1 Sastra Inggris.