TY - BOOK AU - Boston, Robert E. TI - How to write and use performance objectives to individualize instruction T2 - How to write performance objectives SN - 0877780404 U1 - 371.394 B747h PY - 1972/// CY - New Jersy PB - Educational technology publications KW - Education -- Aims and objectives KW - Educational Technology KW - Méthodologie -- Individualized instruction KW - Enseignement individualisé KW - Methodology KW - Performance standards KW - Normes KW - Rendement au travail KW - Technologie éducative ER -