APA-čujuhus (7. p.)
Giorgi, A., & Pianesi, F. (1997). Tense and aspect: From semantics to morphosyntax. Oxford University Press.
Chicago-čujuhus (17. p.)
Giorgi, Alessandra, juo Fabio Pianesi. Tense and Aspect: From Semantics to Morphosyntax. New York: Oxford University Press, 1997.
MLA-čujuhus (9. p.)
Giorgi, Alessandra, juo Fabio Pianesi. Tense and Aspect: From Semantics to Morphosyntax. Oxford University Press, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.