Unesco. (1990). Manual for surveying national scientific and technological potential (2nd rev. ed.). Unesco.
Tohutoru Kātū ChicagoUnesco. Manual for Surveying National Scientific and Technological Potential. 2nd rev. ed. Paris: Unesco, 1990.
Tohutoro MLAUnesco. Manual for Surveying National Scientific and Technological Potential. 2nd rev. ed. Unesco, 1990.
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