00706nam a2200241 a 4500 46375 BD-RjUL 20211209054137.0 160801s1975 enk 001 0 eng 0710082851 (BD-RjUL)46493 DLC DLC DLC BD-RjUL eng eng 371.3 23 PHI 1975 The Philosophy of open education / edited and with an introd. by David Nyberg London ; Boston : Routledge & K. Paul, 1975 xiii, 213 p. ; 23 cm. Includes index. Open plan schools. 141610 Nyberg, David, 1943- 141611 ddc BK 46375 46375 0 0 ddc 0 0 NFIC RUCL RUCL Stack 1980-12-30 Heritage Rajshahi 5.75 0 371.3 PHI 1975 2016-08-01 00:00:00 C-2 2016-08-01 BK