Preparation and practice, reading and writing.
Trích dẫn kiểu ChicagoPreparation and Practice, Reading and Writing.
MLA引文Preparation and Practice, Reading and Writing.
警告：这些引文格式不一定是100％准确.
APA引文
Preparation and practice, reading and writing.
Trích dẫn kiểu ChicagoPreparation and Practice, Reading and Writing.
MLA引文Preparation and Practice, Reading and Writing.