Kellstedt, Paul M. ((1968- ).)

    The fundamentals of political science research / Paul M. Kellstedt, Guy D. Whitten. 2nd ed.

    New York : Cambridge University Press, 2013. XXIV, 316 s. : il. ; 26 cm.
    ISBN 978-1-107-62166-4

   
T.16849        UKD: 32-027.21:303.4/.8:303.2]=111