Sandler, T. d. (1992). Collective action: Theory and applications. the University of Michigan Press.
Chicago Style (17th ed.) ZitazioaSandler, Tod d. Collective Action: Theory and Applications. U.S.A.: the University of Michigan Press, 1992.
MLA (9th ed.) ZitazioaSandler, Tod d. Collective Action: Theory and Applications. the University of Michigan Press, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.