Wallwork, A. (2016). English for writing research papers. London: Springer.
Trích dẫn kiểu ChicagoWallwork, Adrian. English for Writing Research Papers. London: Springer, 2016.
MLA引文Wallwork, Adrian. English for Writing Research Papers. London: Springer, 2016.
警告：这些引文格式不一定是100％准确.