Manual for surveyin national scientific and technological potential :
Manual for surveyin national scientific and technological potential : fully revised second edition of the Manual first published by UNESCOin 1969.
- Paris : UNESCO, 1990.
- 197 p. ; il.
- Science policy studies and documents ; 67. .
9231024353
OC 5:6 (02) =20 MAN No. 67
9231024353
OC 5:6 (02) =20 MAN No. 67