.引文格式适当地纳入或引用别人的观点并不会使论文失去创新性，反而会说明论文的资料来源充足，有据可查，真实可靠。引用要遵循以下规则：1）被直接引用的文字少于四行或少于大约40个词时，直接在原文内用双引号标明；被间接引用的话一般不用引号。2）被直接引用的文字超过四行时，单独成段，引文不用引号，另起一行，左缩进10个空格打印。例如： In the Chapter “My sea adventure” of Treasure Island, Stevenson gives a vivid account of the narrators adventurous walking alone for the “block-house” one dark night:Generally the night fell blacker; it was all I could do to guide myself even roughly towards my destination; the double hill behind me and
