Purdy, J. (1961). Colour of darkness. Secker & Warburg.
芝加哥风格引文Purdy, James. Colour of Darkness. Lond.: Secker & Warburg, 1961.
MLA引文Purdy, James. Colour of Darkness. Secker & Warburg, 1961.
警告:这些引文格式不一定是100%准确.
Purdy, J. (1961). Colour of darkness. Secker & Warburg.
芝加哥风格引文Purdy, James. Colour of Darkness. Lond.: Secker & Warburg, 1961.
MLA引文Purdy, James. Colour of Darkness. Secker & Warburg, 1961.