GULUH, S. (2012). English grammar for young leaners. Apress.
芝加哥风格引文GULUH, Suryati. English Grammar for Young Leaners. Apress, 2012.
MLA引文GULUH, Suryati. English Grammar for Young Leaners. Apress, 2012.
警告：这些引文格式不一定是100％准确.
APA引文