Hirsch, P. J., & Hirsch, S. A. Symposium on office orthopedic practice.
Lua i Stíl Chicago (17ú heag.)Hirsch, Paul J., agus Stuart A. Hirsch. Symposium on Office Orthopedic Practice.
Lua MLA (8ú heag.)Hirsch, Paul J., agus Stuart A. Hirsch. Symposium on Office Orthopedic Practice.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.