Derdziński, R. (2000). Gobeth e-lam Edhellin: Gobeth e-lam Edhil Egladrim be in-berf e-Ngolwen John Ronald Reuel Tolkien (2nd ed.). GooldMaggot Publishers.
Čikaški stil citiranja (17. izdanje)Derdziński, Ryszard. Gobeth E-lam Edhellin: Gobeth E-lam Edhil Egladrim Be In-berf E-Ngolwen John Ronald Reuel Tolkien. 2nd ed. Sosnowiec, Poland: GooldMaggot Publishers, 2000.
MLA način citiranja (8. izdanje)Derdziński, Ryszard. Gobeth E-lam Edhellin: Gobeth E-lam Edhil Egladrim Be In-berf E-Ngolwen John Ronald Reuel Tolkien. 2nd ed. GooldMaggot Publishers, 2000.
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