Jørgen Nielsen, H. (1973) “Pertti Pesonen: An Election in Finland. Party Activities and Voter Reactions. New Haven & London, Yale University Press, 1968. x+ 416 s. Ill. $ 12.50.”, Historisk Tidsskrift, 120. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/51368 (Set: 7april2020).