(1978). New directions for student services. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)New Directions for Student Services. San Francisco: Jossey-Bass, 1978.
Lua MLA (9ú heag.)New Directions for Student Services. Jossey-Bass, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.