A, E. (2001). English grammar 2. Etcontara Rajawali.
芝加哥风格引文A, Erhans. English Grammar 2. Etcontara Rajawali, 2001.
MLA引文A, Erhans. English Grammar 2. Etcontara Rajawali, 2001.
警告：这些引文格式不一定是100％准确.
APA引文
A, E. (2001). English grammar 2. Etcontara Rajawali.
芝加哥风格引文A, Erhans. English Grammar 2. Etcontara Rajawali, 2001.
MLA引文A, Erhans. English Grammar 2. Etcontara Rajawali, 2001.