Wimalaratne,, K. D. G.
Scientific and technological information in transactional files in government records and archives : a RAMP study / prepared by K. D. G. Wimalaratne [for the] General Information Programme and UNISIST
Scientific and technological information in transactional files in government records and archives : a RAMP study / prepared by K. D. G. Wimalaratne [for the] General Information Programme and UNISIST
. - [Paris] : UNESCO, 1984
. - [6], II, 51 p. : il. 30 cm
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