Thomas, M. D. (2001). ¡De viva voz!: Intermediate conversation and grammar review. McGraw-Hill.
Chicago-čujuhus (17. p.)Thomas, Michael D. ¡De Viva Voz!: Intermediate Conversation and Grammar Review. Boston, MA: McGraw-Hill, 2001.
MLA-čujuhus (9. p.)Thomas, Michael D. ¡De Viva Voz!: Intermediate Conversation and Grammar Review. McGraw-Hill, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.