Lua APA (7ú heag.)

GOLDSACK GABY. (2019). NOISY DUCK (2014 Ed.). PARRAGON BOOK PUBLISHERS.

Lua i Stíl Chicago (17ú heag.)

GOLDSACK GABY. NOISY DUCK. 2014 Ed. LONDON: PARRAGON BOOK PUBLISHERS, 2019.

Lua MLA (9ú heag.)

GOLDSACK GABY. NOISY DUCK. 2014 Ed. PARRAGON BOOK PUBLISHERS, 2019.

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