APA引文

O'BRIEN, T. (2016). SIMPLY GRAMMAR - BOOK 8. V CONNECT.

芝加哥风格引文

O'BRIEN, TERRY. SIMPLY GRAMMAR - BOOK 8. NEW DELHI: V CONNECT, 2016.

MLA引文

O'BRIEN, TERRY. SIMPLY GRAMMAR - BOOK 8. V CONNECT, 2016.