International Conference on Public Education Geneva, Switzerland. (1950). Introduction to mathematics in primary schools: From information supplied by the ministries of education. Unesco.
芝加哥风格引文International Conference on Public Education Geneva, Switzerland. Introduction to Mathematics in Primary Schools: From Information Supplied by the Ministries of Education. Paris: Unesco, 1950.
MLA引文International Conference on Public Education Geneva, Switzerland. Introduction to Mathematics in Primary Schools: From Information Supplied by the Ministries of Education. Unesco, 1950.
警告：这些引文格式不一定是100％准确.