ebrary, Inc, Merttens, R., & Vass, J. (1993). Partnerships in maths: Parents and schools : the IMPACT Project. Falmer Press.
芝加哥风格引文ebrary, Inc, Ruth Merttens, 与 Jeff Vass. Partnerships in Maths: Parents and Schools : The IMPACT Project. London : Washington, D.C.: Falmer Press, 1993.
MLA引文ebrary, Inc, et al. Partnerships in Maths: Parents and Schools : The IMPACT Project. Falmer Press, 1993.
警告：这些引文格式不一定是100％准确.