Villanueva, P. M., Acurantes, D. C., & Aranzaso, R. C. (2003). Writing skills for college (2nd ed.). Katha Publishing.
Chicago-čujuhus (17. p.)Villanueva, Perla M., Dolores C. Acurantes, juo Roberta C. Aranzaso. Writing Skills for College. 2nd ed. Quezon City: Katha Publishing, 2003.
MLA-čujuhus (9. p.)Villanueva, Perla M., et al. Writing Skills for College. 2nd ed. Katha Publishing, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.