APA aipamena

Kollman, K. (1998). Outside lobbying: Public opinion and interest group strategies. Princeton University Press.

Chicago Style aipamena

Kollman, Ken. Outside Lobbying: Public Opinion and Interest Group Strategies. Princeton, N.J.: Princeton University Press, 1998.

MLA aipamena

Kollman, Ken. Outside Lobbying: Public Opinion and Interest Group Strategies. Princeton University Press, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.