Penders, J. (1997). Y ahora.! La conga!: For band / Jef Penders. Molenaar.
Lua i Stíl Chicago (17ú heag.)Penders, Jef. Y Ahora.! La Conga!: For Band / Jef Penders. Wormerveer, Holland: Molenaar, 1997.
Lua MLA (8ú heag.)Penders, Jef. Y Ahora.! La Conga!: For Band / Jef Penders. Molenaar, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.