Gray, J. (1999). Improving schools: Performance and potential. Buckingham: Open University Press.
Trích dẫn kiểu ChicagoGray, John. Improving Schools: Performance and Potential. Buckingham: Open University Press, 1999.
MLA引文Gray, John. Improving Schools: Performance and Potential. Buckingham: Open University Press, 1999.
警告:这些引文格式不一定是100%准确.