Secondary School Mathematics Curriculum Improvement Study, & Secondary School Mathematics Curriculum Improvement Study. (1967). Unified modern mathematics: Course I (Ed. rev.). Columbia: Board of Trustees of Teachers College Columbia University.
Citación estilo ChicagoSecondary School Mathematics Curriculum Improvement Study, y Secondary School Mathematics Curriculum Improvement Study. Unified Modern Mathematics: Course I. Ed. rev. Columbia: Board of Trustees of Teachers College Columbia University, 1967.
Cita MLASecondary School Mathematics Curriculum Improvement Study, y Secondary School Mathematics Curriculum Improvement Study. Unified Modern Mathematics: Course I. Ed. rev. Columbia: Board of Trustees of Teachers College Columbia University, 1967.