MacDONALD, G. (1986). The Princess & The Goblin /george Macdonald. William Morrow & Company Inc.
Lua i Stíl Chicago (17ú heag.)MacDONALD, George. The Princess & The Goblin /george Macdonald. William Morrow & Company Inc, 1986.
Lua MLA (8ú heag.)MacDONALD, George. The Princess & The Goblin /george Macdonald. William Morrow & Company Inc, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.