00513pam a2200157 a 4500008004100000020003500041100002100076245005700097250001200154260004500166300001900211440004400230500003500274650002400309050002200333951229s1996    enk      b    001 0 eng    a0415139090 (pbk. : alk. paper)1 aKeegan, Desmond.10aFoundations of distance education /cDesmond Keegan.  a3rd ed.  aLondon ;aNew York :bRoutledge,cc1996.  axiii, 224 p. ; 0aRoutledge studies in distance education  aInclude bibliographical index  0aDistance education.00aLC5800b.K43 1996