APA-čujuhus (7. p.)
Beach, D., & Pedersen, R. B. (2013). Process-tracing methods: Foundations and guidelines. University of Michigan Press.
Chicago-čujuhus (17. p.)
Beach, Derek, juo Rasmus Brun Pedersen. Process-tracing Methods: Foundations and Guidelines. Ann Arbor: University of Michigan Press, 2013.
MLA-čujuhus (9. p.)
Beach, Derek, juo Rasmus Brun Pedersen. Process-tracing Methods: Foundations and Guidelines. University of Michigan Press, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.