Gray, H. (1987). Teaching without stress. P. Chapman Pub.
芝加哥风格引文Gray, Harry. Teaching Without Stress. London: P. Chapman Pub, 1987.
MLA引文Gray, Harry. Teaching Without Stress. P. Chapman Pub, 1987.
警告:这些引文格式不一定是100%准确.
Gray, H. (1987). Teaching without stress. P. Chapman Pub.
芝加哥风格引文Gray, Harry. Teaching Without Stress. London: P. Chapman Pub, 1987.
MLA引文Gray, Harry. Teaching Without Stress. P. Chapman Pub, 1987.