Snyder, C. (2013). Pmp certification all-in-one for dummies (2nd ed.). John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)Snyder, Cynthia. Pmp Certification All-in-one for Dummies. 2nd ed. Indianapolis, Ind.: John Wiley and Sons, 2013.
Lua MLA (9ú heag.)Snyder, Cynthia. Pmp Certification All-in-one for Dummies. 2nd ed. John Wiley and Sons, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.