Hula, K. W. (1999). Lobbying together: Interest group coalitions in legislative politics. Georgetown University Press.
Citazione stile Chigago Style (17a edizione)Hula, Kevin W. Lobbying Together: Interest Group Coalitions in Legislative Politics. Washington, DC: Georgetown University Press, 1999.
Citatione MLA (8a ed.)Hula, Kevin W. Lobbying Together: Interest Group Coalitions in Legislative Politics. Georgetown University Press, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.