Horner, D., & Horner, D. A. (2000). The seeds of virtue.
Lua i Stíl Chicago (17ú heag.)Horner, D., agus David A. Horner. The Seeds of Virtue. 2000.
Lua MLA (9ú heag.)Horner, D., agus David A. Horner. The Seeds of Virtue. 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.