na INLIS000000001120146 20221219102117 0010-1222000026 ta 221219 0 eng 9781605661988 Patricia Rogers Pengarang Encyclopedia of Distance Learning second Edition Voulme I / Patricia Rogers, Gary Berg, Judith Boettcher , Carole Howard, Lorraine Justice, Karen Schenk edisi 2 xl, 603 Halaman : ilustrasi ; 27 cm Gary Berg Pengarang Judith Boettcher Pengarang Carole Howard Pengarang Lorraine Justice Pengarang Karen Schenk Pengarang USA : Information Science Reference, 2009 rdacontent Teks rdamedia Tanpa Perantara rdacarrier Volume