Gorp, F. v. (2000). Very Easy Swop. De Haske.
Lua i Stíl Chicago (17ú heag.)Gorp, Fons van. Very Easy Swop. Heerenveen, Holland: De Haske, 2000.
Lua MLA (8ú heag.)Gorp, Fons van. Very Easy Swop. De Haske, 2000.
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