Heist, P. (1968). The creative college student: An unmet challenge. Jossey-bass.
Lua i Stíl Chicago (17ú heag.)Heist, Paul. The Creative College Student: An Unmet Challenge. San Francisco: Jossey-bass, 1968.
Lua MLA (9ú heag.)Heist, Paul. The Creative College Student: An Unmet Challenge. Jossey-bass, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.