TY - BOOK ED - National University Extension Association. ED - Peterson's Guides, inc. ED - National University Extension Association. TI - Guide to independent study through correspondence instruction AV - LC5951 .N34a U1 - 378.1/554/02573 PY - 1980///] CY - Princenton, M.J. PB - Paterson's Guides KW - Correspondence schools and courses KW - United States KW - Directories KW - Local KW - University extension ER -