Goodrum, R., Austin, P., & Enriquez, P. H. (1995). If I believe. Melody Corner Library.
Lua i Stíl Chicago (17ú heag.)Goodrum, R., Patti Austin, agus Priscilla Halili Enriquez. If I Believe. Quezon City: Melody Corner Library, 1995.
Lua MLA (9ú heag.)Goodrum, R., et al. If I Believe. Melody Corner Library, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.