Sheppeard, C. J., & Shepperd, J. A. H. (1984). Pure mathematics for advanced level.
Chicago Edition CitationSheppeard, C J., and J A H. Shepperd. Pure Mathematics for Advanced Level. London, Hodder & Stoughton, 1984.
MLA引文Sheppeard, C J., and J A H. Shepperd. Pure Mathematics for Advanced Level. 1984.
警告:这些引文格式不一定是100%准确.