Batscha, Robert
The effectiveness of dissemination methods for social and economic development research / by Robert Batscha - França : OECD, c1976. - 201 p. ; 23 cm. - Technical papers .
Pesquisa social--Metodologia
300.72
The effectiveness of dissemination methods for social and economic development research / by Robert Batscha - França : OECD, c1976. - 201 p. ; 23 cm. - Technical papers .
Pesquisa social--Metodologia
300.72