Hancock, M., & Mark Hancock; Annie McDonald. (1999). Pen pictures: Writing skills for young learners. Oxford: Oxford University Press, cop.
Trích dẫn kiểu ChicagoHancock, Mark, và Mark Hancock; Annie McDonald. Pen Pictures: Writing Skills for Young Learners. Oxford: Oxford University Press, cop, 1999.
MLA引文Hancock, Mark, và Mark Hancock; Annie McDonald. Pen Pictures: Writing Skills for Young Learners. Oxford: Oxford University Press, cop, 1999.
警告：這些引文格式不一定是100％准確.